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Dataset Title:  PicoLOOP, LAUV Circumnavigation of Pico Island to Demonstrate Remote Robotic
Operations During C3-4OCEAN Activities
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Institution:  +ATLANTIC_CoLAB   (Dataset ID: LSTS-20250703-LAUV-XP5-WC-PICOLOOP)
Range: longitude = -28.64483 to -27.93305°E, latitude = 38.35093 to 38.61699°N, depth = -1.0137361 to 105.084335m, time = 2025-07-03T10:54:07Z to 2025-07-05T08:20:50Z
Information:  Summary ? | License ? | FGDC | ISO 19115 | Metadata | Background (external link) | Data Access Form
 
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Things You Can Do With Your Graphs

Well, you can do anything you want with your graphs, of course. But some things you might not have considered are:

The Dataset Attribute Structure (.das) for this Dataset

Attributes {
 s {
  time {
    String _CoordinateAxisType "Time";
    Float64 actual_range 1.751540047e+9, 1.75170365e+9;
    Float64 ancillary_variables NaN;
    String axis "T";
    String calendar "proleptic_gregorian";
    String ioos_category "Time";
    String long_name "Time";
    String sdn_P02_urn "SDN:P02::AYMD";
    String sdn_parameter_name "Elapsed time relative to 1970-01-01T00:00:00Z";
    String sdn_parameter_urn "SDN:P01::ELTMEP01";
    String sdn_uom_name "Days";
    String sdn_uom_urn "SDN:P06::UTAA";
    String standard_name "time";
    String time_origin "01-JAN-1970 00:00:00";
    String units "seconds since 1970-01-01T00:00:00Z";
  }
  latitude {
    String _CoordinateAxisType "Lat";
    Float32 _FillValue NaN;
    Float32 actual_range 38.35093, 38.61699;
    Float64 ancillary_variables NaN;
    String axis "Y";
    Float64 colorBarMaximum 90.0;
    Float64 colorBarMinimum -90.0;
    String ioos_category "Location";
    String long_name "Latitude of each location";
    String sdn_P02_urn "SDN:P02::ALAT";
    String sdn_parameter_name "Latitude north";
    String sdn_parameter_urn "SDN:P01::ALATZZ01";
    String sdn_uom_name "Degrees north";
    String sdn_uom_urn "SDN:P06::DEGN";
    String standard_name "latitude";
    String units "degrees_north";
  }
  longitude {
    String _CoordinateAxisType "Lon";
    Float32 _FillValue NaN;
    Float32 actual_range -28.64483, -27.93305;
    Float64 ancillary_variables NaN;
    String axis "X";
    Float64 colorBarMaximum 180.0;
    Float64 colorBarMinimum -180.0;
    String ioos_category "Location";
    String long_name "Longitude of each location";
    String sdn_P02_urn "SDN:P02::ALAT";
    String sdn_parameter_name "Longitude east";
    String sdn_parameter_urn "SDN:P01::ALONZZ01";
    String sdn_uom_name "Degrees east";
    String sdn_uom_urn "SDN:P06::DEGE";
    String standard_name "longitude";
    String units "degrees_east";
  }
  depth {
    String _CoordinateAxisType "Height";
    String _CoordinateZisPositive "down";
    Float64 _FillValue NaN;
    Float64 actual_range -1.013736128807068, 105.0843353271484;
    Float64 ancillary_variables NaN;
    String axis "Z";
    Float64 colorBarMaximum 8000.0;
    Float64 colorBarMinimum -8000.0;
    String colorBarPalette "TopographyDepth";
    String ioos_category "Location";
    String long_name "Depth";
    String positive "down";
    String sdn_P02_urn "SDN:P02::AHGT";
    String sdn_parameter_name "Depth (spatial coordinate) relative to water surface in the water body";
    String sdn_parameter_urn "SDN:P01::ADEPZZ01";
    String sdn_uom_name "SDN:P06::ULAA";
    String sdn_uom_urn "meters";
    String source_name "DEPH";
    String standard_name "depth";
    String units "m";
  }
  ROLL {
    Float64 _FillValue NaN;
    Float64 actual_range -176.1913412635955, 171.8205802702993;
    Float64 ancillary_variables NaN;
    Float64 comment NaN;
    String ioos_category "Unknown";
    String long_name "Roll";
    String sdn_instrument_name "LAUV Xplore-5";
    Float64 sdn_instrument_urn NaN;
    String sdn_P02_urn "SDN:P02::HEAD";
    String sdn_parameter_name "Orientation (roll angle) of measurement platform by inclinometer";
    String sdn_parameter_urn "SDN:P01::ROLLEI01";
    String sdn_uom_name "Degrees";
    String sdn_uom_urn "SDN:P06::UAAA";
    String sensor_identifier "SDN:L05::115";
    Float64 sensor_manufacturer NaN;
    Float64 sensor_model NaN;
    Float64 sensor_mount NaN;
    Float64 sensor_orientation NaN;
    Float64 sensor_reference NaN;
    Float64 sensor_serial_number NaN;
    String standard_name "platform_roll";
    String units "degrees";
  }
  PTCH {
    Float64 _FillValue NaN;
    Float64 actual_range -50.15494309433364, 64.03253852543847;
    Float64 ancillary_variables NaN;
    Float64 comment NaN;
    String ioos_category "Unknown";
    String long_name "Pitch";
    String sdn_instrument_name "LAUV Xplore-5";
    Float64 sdn_instrument_urn NaN;
    String sdn_P02_urn "SDN:P02::HEAD";
    String sdn_parameter_name "Orientation (pitch) of measurement platform by inclinometer";
    String sdn_parameter_urn "SDN:P01::PTCHEI01";
    String sdn_uom_name "Degrees";
    String sdn_uom_urn "SDN:P06::UAAA";
    String sensor_identifier "SDN:L05::115";
    Float64 sensor_manufacturer NaN;
    Float64 sensor_model NaN;
    Float64 sensor_mount NaN;
    Float64 sensor_orientation NaN;
    Float64 sensor_reference NaN;
    Float64 sensor_serial_number NaN;
    String standard_name "platform_pitch";
    String units "degrees";
  }
  HDNG {
    Float64 _FillValue NaN;
    Float64 actual_range -179.9928196499495, 179.9989668202025;
    Float64 ancillary_variables NaN;
    Float64 comment NaN;
    String ioos_category "Unknown";
    String long_name "Heading";
    String sdn_instrument_name "LAUV Xplore-4";
    Float64 sdn_instrument_urn NaN;
    String sdn_P02_urn "SDN:P02::HEAD";
    String sdn_parameter_name "Orientation (horizontal relative to true north) of measurement device";
    String sdn_parameter_urn "SDN:P01::HEADCM01";
    String sdn_uom_name "Degrees";
    String sdn_uom_urn "SDN:P06::UAAA";
    String sensor_identifier "SDN:L05::115";
    Float64 sensor_manufacturer NaN;
    Float64 sensor_model NaN;
    Float64 sensor_mount NaN;
    Float64 sensor_orientation NaN;
    Float64 sensor_reference NaN;
    Float64 sensor_serial_number NaN;
    String standard_name "platform_orientation";
    String units "degrees";
  }
  APSA {
    Float64 _FillValue NaN;
    Float64 actual_range 4.29769008933003e-5, 5.090295109946388;
    Float64 ancillary_variables NaN;
    Float64 comment NaN;
    String ioos_category "Currents";
    String long_name "Speed over ground";
    String sdn_instrument_name "LAUV Xplore-5";
    Float64 sdn_instrument_urn NaN;
    String sdn_P02_urn "SDN:P02::APDA";
    String sdn_parameter_name "Speed of measurement platform relative to ground surface {speed over ground} by unspecified GPS system";
    String sdn_parameter_urn "SDN:P01::APSAGP01";
    String sdn_uom_name "Metres per second";
    String sdn_uom_urn "SDN:P06::UVAA";
    Float64 sensor_identifier NaN;
    Float64 sensor_manufacturer NaN;
    Float64 sensor_model NaN;
    Float64 sensor_mount NaN;
    Float64 sensor_orientation NaN;
    Float64 sensor_reference NaN;
    Float64 sensor_serial_number NaN;
    String standard_name "platform_speed_wrt_ground";
    String units "m s-1";
  }
  APDA {
    Float64 _FillValue NaN;
    Float64 actual_range -179.9960274851765, 179.9912952852009;
    Float64 ancillary_variables NaN;
    Float64 comment NaN;
    String ioos_category "Unknown";
    String long_name "Course over ground";
    String sdn_instrument_name "LAUV Xplore-5";
    Float64 sdn_instrument_urn NaN;
    String sdn_P02_urn "SDN:P02::APDA";
    String sdn_parameter_name "Direction of motion standard deviation of measurement platform relative to ground surface {course made good} by unspecified GPS system";
    String sdn_parameter_urn "SDN:P01::APDASD01";
    String sdn_uom_name "Degrees True";
    String sdn_uom_urn "SDN:P06::UABB";
    Float64 sensor_identifier NaN;
    Float64 sensor_manufacturer NaN;
    Float64 sensor_model NaN;
    Float64 sensor_mount NaN;
    Float64 sensor_orientation NaN;
    Float64 sensor_reference NaN;
    Float64 sensor_serial_number NaN;
    String standard_name "platform_course";
    String units "degrees_T";
  }
  temperature {
    Float64 _FillValue NaN;
    Float64 actual_range 15.9370002746582, 21.0890007019043;
    Float64 ancillary_variables NaN;
    Float64 colorBarMaximum 32.0;
    Float64 colorBarMinimum 0.0;
    Float64 comment NaN;
    String ioos_category "Temperature";
    String long_name "Sea temperature";
    String reference_scale "ITS-90";
    String sdn_instrument_name "T-Xchange";
    String sdn_instrument_urn "SeaVox_L22_code_TOOL1702";
    String sdn_P02_urn "SDN:P02::TEMP";
    String sdn_parameter_name "Temperature of the water body";
    String sdn_parameter_urn "SDN:P01::TEMPPR01";
    String sdn_uom_name "Degrees Celsius";
    String sdn_uom_urn "SND:P06::UPAA";
    String sensor_identifier "SDN:L05::134";
    String sensor_manufacturer "AML Oceanographic";
    String sensor_model "OEM-X";
    String sensor_mount "mounted_on_glider";
    String sensor_orientation "horizontal";
    String sensor_reference "https://amloceanographic.com/oem-applications";
    Float64 sensor_serial_number 20212;
    String standard_name "sea_water_temperature";
    String units "degree_C";
  }
  CNDC {
    Float64 _FillValue NaN;
    Float64 actual_range 0.3939000070095062, 5.061000347137451;
    Float64 ancillary_variables NaN;
    Float64 colorBarMaximum 40.0;
    Float64 colorBarMinimum 30.0;
    Float64 comment NaN;
    String ioos_category "Salinity";
    String long_name "Electrical conductivity";
    String sdn_instrument_name "C-Xchange";
    String sdn_instrument_urn "SeaVox_L22_code_TOOL1522";
    String sdn_P02_urn "SDN:P02::CNDC";
    String sdn_parameter_name "Electrical conductivity of the water body";
    String sdn_parameter_urn "SDN:P01::CNDCZZ01";
    String sdn_uom_name "Siemens per metre";
    String sdn_uom_urn "SDN:P06::UECA";
    String sensor_identifier "SDN:L05::350";
    String sensor_manufacturer "AML Oceanographic";
    String sensor_model "OEM-X";
    String sensor_mount "mounted_on_glider";
    String sensor_orientation "horizontal";
    String sensor_reference "https://amloceanographic.com/oem-applications";
    Float64 sensor_serial_number 20212;
    String standard_name "sea_water_electrical_conductivity";
    String units "S m-1";
  }
  SVEL {
    Float64 _FillValue NaN;
    Float64 actual_range 1486.327880859375, 1532.080688476562;
    Float64 ancillary_variables NaN;
    Float64 comment NaN;
    String ioos_category "Currents";
    String long_name "Sound velocity in sea water";
    Float64 sdn_instrument_name NaN;
    Float64 sdn_instrument_urn NaN;
    String sdn_P02_urn "SDN:P02::SVEL";
    String sdn_parameter_name "Sound velocity in the water body";
    String sdn_parameter_urn "SDN:P01::SVELXXXX";
    String sdn_uom_name "Metres per second";
    String sdn_uom_urn "SDN:P06::UVAA";
    String sensor_identifier "SDN:L05::185";
    Float64 sensor_manufacturer NaN;
    Float64 sensor_model NaN;
    Float64 sensor_mount NaN;
    Float64 sensor_orientation NaN;
    String sensor_reference "https://amloceanographic.com/oem-applications";
    Float64 sensor_serial_number NaN;
    String standard_name "speed_of_sound_in_sea_water";
    String units "m s-1";
  }
  salinity {
    Float64 _FillValue NaN;
    Float64 actual_range 2.303075075149536, 36.42056655883789;
    Float64 ancillary_variables NaN;
    Float64 colorBarMaximum 37.0;
    Float64 colorBarMinimum 32.0;
    Float64 comment NaN;
    String ioos_category "Salinity";
    String long_name "Practical Salinity";
    String QC_indicator "unkown";
    String sdn_instrument_name "D-Xchange";
    String sdn_instrument_urn "SeaVox_L22_code_TOOL1522";
    String sdn_P02_urn "SDN:P02::PSAL";
    String sdn_parameter_name "Practical salinity of the water body by CTD and computation using UNESCO 1983 algorithm";
    String sdn_parameter_urn "SDN:P01::PSALST01";
    String sdn_uom_name "Dimensionless";
    String sdn_uom_urn "SDN:P06::UUUU";
    String sensor_identifier "SDN:L05::350";
    String sensor_manufacturer "AML Oceanographic";
    String sensor_model "OEM-X";
    String sensor_mount "mounted_on_glider";
    String sensor_orientation "horizontal";
    String sensor_reference "https://amloceanographic.com/oem-applications";
    Float64 sensor_serial_number 20212;
    String standard_name "sea_water_practical_salinity";
    Float64 units 0.001;
  }
  PRES {
    Float64 _FillValue NaN;
    Float64 actual_range 0.0, 1053700.125;
    Float64 ancillary_variables NaN;
    Float64 colorBarMaximum 5000.0;
    Float64 colorBarMinimum 0.0;
    Float64 comment NaN;
    String ioos_category "Pressure";
    String long_name "Pressure";
    String sdn_instrument_name "PAA-6X";
    Float64 sdn_instrument_urn NaN;
    String sdn_P02_urn "SDN:P02::AHGT";
    String sdn_parameter_name "The force per unit area exerted by the water column on a mobile sensor located in the   water column.";
    String sdn_parameter_urn "SDN:P01::PRESPR01";
    String sdn_uom_name "Hectopascal";
    String sdn_uom_urn "SDN:P06::HPAX";
    String sensor_identifier "https://download.keller-druck.com/api/download/SR6kWpFB2xqmjWsQPJ2Tk8/en/latest.pdf";
    String sensor_manufacturer "Keller AG";
    String sensor_model "PAA-6X";
    Float64 sensor_mount NaN;
    Float64 sensor_orientation NaN;
    String standard_name "sea_water_pressure";
    String units "hPa";
  }
  SURGE {
    Float64 _FillValue NaN;
    Float64 actual_range -2.940395593643188, 2.865542888641357;
    Float64 ancillary_variables NaN;
    Float64 comment NaN;
    String ioos_category "Unknown";
    String long_name "Surge";
    String sdn_instrument_name "LAUV Xplore-5";
    Float64 sdn_instrument_urn NaN;
    String sdn_P02_urn "SDN:P02::APDA";
    String sdn_parameter_name "The best estimate using onboard navigation system and algorithm of a platforms velocity along its xaxis.";
    String sdn_parameter_urn "SDN:P01::PTVELX01";
    String sdn_uom_name "Horizontal platform movement";
    String sdn_uom_urn "SDN:P02::APDA";
    Float64 sensor_identifier NaN;
    Float64 sensor_manufacturer NaN;
    Float64 sensor_model NaN;
    Float64 sensor_mount NaN;
    Float64 sensor_orientation NaN;
    Float64 sensor_reference NaN;
    Float64 sensor_serial_number NaN;
    String standard_name "platformvelx_bestestimate";
    String units "meters per seconnd";
  }
  HEAVE {
    Float64 _FillValue NaN;
    Float64 actual_range -3.712202787399292, 4.702856063842773;
    Float64 ancillary_variables NaN;
    Float64 comment NaN;
    String ioos_category "Unknown";
    String long_name "Heave";
    String sdn_instrument_name "LAUV Xplore-5";
    Float64 sdn_instrument_urn NaN;
    String sdn_P02_urn "SDN:P02::APZA";
    String sdn_parameter_name "The best estimate using onboard navigation system and algorithm of a platforms velocity along its z-axis.";
    String sdn_parameter_urn "SDN:P01::PTVELZ01";
    String sdn_uom_name "Horizontal platform movement";
    String sdn_uom_urn "SDN:P02::APDA";
    Float64 sensor_identifier NaN;
    Float64 sensor_manufacturer NaN;
    Float64 sensor_model NaN;
    Float64 sensor_mount NaN;
    Float64 sensor_orientation NaN;
    Float64 sensor_reference NaN;
    Float64 sensor_serial_number NaN;
    String standard_name "platformvelz_bestestimate";
    String units "meters per seconnd";
  }
  SWAY {
    Float64 _FillValue NaN;
    Float64 actual_range -1.048435091972351, 1.634318709373474;
    Float64 ancillary_variables NaN;
    Float64 comment NaN;
    String ioos_category "Unknown";
    String long_name "Sway";
    String sdn_instrument_name "LAUV Xplore-5";
    Float64 sdn_instrument_urn NaN;
    String sdn_P02_urn "SDN:P02::APDA";
    String sdn_parameter_name "The best estimate using onboard navigation system and algorithm of a platforms velocity along its y-axis.";
    String sdn_parameter_urn "SDN:P01::PTVELY01";
    String sdn_uom_name "Horizontal platform movement";
    String sdn_uom_urn "SDN:P02::APDA";
    Float64 sensor_identifier NaN;
    Float64 sensor_manufacturer NaN;
    Float64 sensor_model NaN;
    Float64 sensor_mount NaN;
    Float64 sensor_orientation NaN;
    Float64 sensor_reference NaN;
    Float64 sensor_serial_number NaN;
    String standard_name "platformvely_bestestimate";
    String units "meters per seconnd";
  }
  MEDIUM {
    Float64 _FillValue NaN;
    Float64 actual_range 2.0, 3.0;
    String ioos_category "Unknown";
    String long_name "MEDIUM";
    Float64 missing_value NaN;
  }
 }
  NC_GLOBAL {
    String cdm_data_type "Other";
    String Conventions "OceanSITES v1.4,SeaDataNet_1.0,COARDS, CF-1.10, CMEMS INSTAC v3.2, ACDD-1.3, NCCSV-1.2";
    String creator_name "SeaDataNet";
    String creator_url "https://www.seadatanet.org/";
    String data_assembly_center "+ATLANTIC CoLAB, Portugal";
    Float64 data_assembly_center_edmo_code 5952;
    String data_assembly_center_edmo_uri "https://colabatlantic.com/";
    String data_assembly_center_ror_code "05avbyr67";
    String data_assembly_center_ror_uri "https://ror.org/05avbyr67";
    String data_assembly_center_uri "https://colabatlantic.com/";
    String data_assembly_name "+ATLANTIC CoLAB, Portugal";
    String data_mode "D";
    String data_owner "Laboratório de Sistemas e Tecnologia Subaquática (LSTS) - Faculty of Engineering - University of Porto";
    String data_owner_country "Portugal";
    String data_owner_country_code "PT";
    Float64 data_owner_edmo_code 5687;
    String data_owner_edmo_uri "https://edmo.seadatanet.org/report/5687";
    String data_owner_ror_code "014s45j06";
    String data_owner_ror_uri "https://ror.org/014s45j06";
    String data_owner_uri "https://www.fe.up.pt";
    String data_type "OceanSITES trajectory data";
    String date_created "2025-07-16T16:27:08Z";
    Float64 Easternmost_Easting -27.93305;
    Float64 format_version 1.5;
    Float64 geospatial_lat_max 38.61699;
    Float64 geospatial_lat_min 38.35093;
    String geospatial_lat_units "degrees_north";
    Float64 geospatial_lon_max -27.93305;
    Float64 geospatial_lon_min -28.64483;
    String geospatial_lon_units "degrees_east";
    Float64 geospatial_vertical_max 105.0843353271484;
    Float64 geospatial_vertical_min -1.013736128807068;
    String geospatial_vertical_positive "down";
    String geospatial_vertical_units "m";
    String history 
"Autonomous Underwater Vehicle
2025-12-12T13:44:54Z (local files)
2025-12-12T13:44:54Z http://test.colabatlantic.com/tabledap/LSTS-20250703-LAUV-XP5-WC-PICOLOOP.das";
    String infoUrl "https://www.seadatanet.org/";
    String institution "+ATLANTIC_CoLAB";
    String keywords "+atlantic, 4ocean, acoustic, acoustics, activities, APDA, APSA, bestestimate, body, c3-4ocean, circumnavigation, cndc, colab, column, conductivity, course, currents, data, demonstrate, density, depth, during, earth, Earth Science > Oceans > Ocean Acoustics > Acoustic Velocity, Earth Science > Oceans > Ocean Pressure > Water Pressure, Earth Science > Oceans > Ocean Temperature > Water Temperature, Earth Science > Oceans > Salinity/Density > Conductivity, Earth Science > Oceans > Salinity/Density > Salinity, electrical, ground, HDNG, heading, heave, island, latitude, lauv, longitude, medium, NODC-PT, ocean, oceans, operations, orientation, over, pico, picoloop, pitch, platform, platform_course, platform_orientation, platform_pitch, platform_roll, platform_speed_wrt_ground, platformvelx, platformvelx_bestestimate, platformvely, platformvely_bestestimate, platformvelz, platformvelz_bestestimate, practical, PRES, pressure, psal, PTCH, remote, robotic, roll, salinity, science, sea, sea_water_electrical_conductivity, sea_water_practical_salinity, sea_water_pressure, sea_water_temperature, seawater, sound, speed, speed_of_sound_in_sea_water, surge, svel, sway, TEMP, temperature, time, velocity, water, wc_cond, wc_sal, wc_soundvel, wc_temp, wrt";
    String keywords_vocabulary "GCMD Science Keywords";
    String license "CC-BY";
    String logo "https://erddap.atlanticsense.com/erddap/files/logos/feup.png";
    String network "EMSO-ERIC";
    Float64 Northernmost_Northing 38.61699;
    String principal_investigator "João Borges de Sousa";
    String principal_investigator_email "jtasso@fe.up.pt";
    String project "FRESNEL - ONR - N0014-22-1-2796";
    String QC_indicator "unkown";
    String source "Autonomous Underwater Vehicle";
    String sourceUrl "(local files)";
    Float64 Southernmost_Northing 38.35093;
    String standard_name_vocabulary "CF Standard Name Table v70";
    String summary "PicoLOOP - LAUV Circumnavigation of Pico Island to Demonstrate Remote Robotic Operations During C3-4OCEAN Activities. auv_marine_robotics. +ATLANTIC_CoLAB data from a local source.";
    String testOutOfDate "now-37days";
    String time_coverage_end "2025-07-05T08:20:50Z";
    String time_coverage_start "2025-07-03T10:54:07Z";
    String title "PicoLOOP, LAUV Circumnavigation of Pico Island to Demonstrate Remote Robotic Operations During C3-4OCEAN Activities";
    String update_interval "void";
    Float64 Westernmost_Easting -28.64483;
  }
}

 

Using tabledap to Request Data and Graphs from Tabular Datasets

tabledap lets you request a data subset, a graph, or a map from a tabular dataset (for example, buoy data), via a specially formed URL. tabledap uses the OPeNDAP (external link) Data Access Protocol (DAP) (external link) and its selection constraints (external link).

The URL specifies what you want: the dataset, a description of the graph or the subset of the data, and the file type for the response.

Tabledap request URLs must be in the form
https://coastwatch.pfeg.noaa.gov/erddap/tabledap/datasetID.fileType{?query}
For example,
https://coastwatch.pfeg.noaa.gov/erddap/tabledap/pmelTaoDySst.htmlTable?longitude,latitude,time,station,wmo_platform_code,T_25&time>=2015-05-23T12:00:00Z&time<=2015-05-31T12:00:00Z
Thus, the query is often a comma-separated list of desired variable names, followed by a collection of constraints (e.g., variable<value), each preceded by '&' (which is interpreted as "AND").

For details, see the tabledap Documentation.


 
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