Easier access to scientific data
| ?    
Brought to you by NOAA AOML PhOD GDP    

ERDDAP > info > drifter_loopers

Title Sum-
Institution Dataset ID
     data   graph     files  Global Drifter Program - Looper Trajectories    ?   F   I   M   background (external link) RSS Subscribe NOAA/AOML drifter_loopers

The Dataset's Variables and Attributes

Row Type Variable Name Attribute Name Data Type Value
attribute NC_GLOBAL author String Lumpkin (2016), J. Geophys. Res. Oceans, doi:10.1002/2015JC011435
attribute NC_GLOBAL cdm_data_type String Other
attribute NC_GLOBAL Conventions String COARDS, CF-1.10, ACDD-1.3
attribute NC_GLOBAL creator_email String aoml.webmaster at
attribute NC_GLOBAL creator_name String NOAA/AOML
attribute NC_GLOBAL creator_type String institution
attribute NC_GLOBAL creator_url String (external link)
attribute NC_GLOBAL datadate String Climatology uses data through 05-Mar-2023
attribute NC_GLOBAL date2 String File created 15-Aug-2023 16:18:12
attribute NC_GLOBAL description String Looper trajectory segments in Global Drifter Program data base
attribute NC_GLOBAL Easternmost_Easting double 180.0
attribute NC_GLOBAL geospatial_lat_max double 89.705
attribute NC_GLOBAL geospatial_lat_min double -77.599
attribute NC_GLOBAL geospatial_lat_units String degrees_north
attribute NC_GLOBAL geospatial_lon_max double 180.0
attribute NC_GLOBAL geospatial_lon_min double -179.999
attribute NC_GLOBAL geospatial_lon_units String degrees_east
attribute NC_GLOBAL infoUrl String (external link)
attribute NC_GLOBAL institution String NOAA/AOML
attribute NC_GLOBAL keywords String 1/1/1979, aoml, atlantic, correlation, data, days, drifter, drogue, drogued, function, global, identification, integral, julian, laboratory, latitude, longitude, looper, loopers, looping, meridional, meteorological, noaa, noaa/aoml, number, oceanographic, omega, orbital, perFit, period, persist, persistence, presence, program, radius, scale, since, spin, T_L, time, trajectories, u, uncertain, undrogued, unique, v, velocity, zonal
attribute NC_GLOBAL license String Creative Commons Attribution 4.0 ( This study used data collected and made freely available by the NOAA Global Drifter Program ( accessed from
attribute NC_GLOBAL Northernmost_Northing double 89.705
attribute NC_GLOBAL sourceUrl String (local files)
attribute NC_GLOBAL Southernmost_Northing double -77.599
attribute NC_GLOBAL standard_name_vocabulary String CF Standard Name Table v70
attribute NC_GLOBAL summary String loopers. Global Drifter Program product derived from drifting buoy data containing looper trajectory segments
attribute NC_GLOBAL title String Global Drifter Program - Looper Trajectories
attribute NC_GLOBAL version String 2.4
attribute NC_GLOBAL Westernmost_Easting double -179.999
variable T_L   double  
attribute T_L actual_range double 0.5835982586648404, 79.79412072994886
attribute T_L colorBarMaximum double 100.0
attribute T_L colorBarMinimum double 0.0
attribute T_L long_name String integral time scale from velocity correlation function
attribute T_L units String days
attribute T_L valid_max double 79.7941
attribute T_L valid_min double 0.5836
variable drogue   double  
attribute drogue actual_range double 0.0, 1.0
attribute drogue colorBarMaximum double 1.5
attribute drogue colorBarMinimum double 0.0
attribute drogue long_name String drogue presence (1=drogued, 0=undrogued, .5=uncertain)
attribute drogue valid_max double 1.0
attribute drogue valid_min double 0.0
variable id   double  
attribute id actual_range double 2578.0, 3.005340679025E14
attribute id colorBarMaximum double 100.0
attribute id colorBarMinimum double 0.0
attribute id long_name String unique Global Drifter Program identification number
attribute id valid_max double 3.005340679025E14
attribute id valid_min double 2578.0
variable latitude   double  
attribute latitude _CoordinateAxisType String Lat
attribute latitude actual_range double -77.599, 89.705
attribute latitude axis String Y
attribute latitude colorBarMaximum double 90.0
attribute latitude colorBarMinimum double -90.0
attribute latitude ioos_category String Location
attribute latitude long_name String Latitude (negative = south)
attribute latitude standard_name String latitude
attribute latitude units String degrees_north
attribute latitude valid_max double 89.705
attribute latitude valid_min double -77.599
variable longitude   double  
attribute longitude _CoordinateAxisType String Lon
attribute longitude actual_range double -179.999, 180.0
attribute longitude axis String X
attribute longitude colorBarMaximum double 180.0
attribute longitude colorBarMinimum double -180.0
attribute longitude ioos_category String Location
attribute longitude long_name String Longitude (negative = west)
attribute longitude standard_name String longitude
attribute longitude units String degrees_east
attribute longitude valid_max double 180.0
attribute longitude valid_min double -179.999
variable omega   double  
attribute omega actual_range double -2.3525075216607996E-4, 1.483140894798277E-4
attribute omega colorBarMaximum double 0.1
attribute omega colorBarMinimum double -0.1
attribute omega long_name String spin omega
attribute omega standard_name String omega
attribute omega units String s^-1
attribute omega valid_max double 1.4831E-4
attribute omega valid_min double -2.3525E-4
variable period   double  
attribute period actual_range double 0.30912569459115186, 1299385.527705299
attribute period colorBarMaximum double 1500000.0
attribute period colorBarMinimum double 0.0
attribute period long_name String period (2 pi / omega)
attribute period units String days
attribute period valid_max double 1299385.5277
attribute period valid_min double 0.30913
variable perFit   double  
attribute perFit actual_range double 1.0, 36.5
attribute perFit colorBarMaximum double 40.0
attribute perFit colorBarMinimum double 0.0
attribute perFit long_name String period from velocity correlation function
attribute perFit units String days
attribute perFit valid_max double 36.5
attribute perFit valid_min double 1.0
variable persist   double  
attribute persist actual_range double 2.0, 347.5
attribute persist colorBarMaximum double 400.0
attribute persist colorBarMinimum double 0.0
attribute persist long_name String persistence of looping
attribute persist units String days
attribute persist valid_max double 347.5
attribute persist valid_min double 2.0
variable radius   double  
attribute radius actual_range double 0.09906600231525586, 3.2668276806932898E9
attribute radius colorBarMaximum double 4.0E9
attribute radius colorBarMinimum double 0.0
attribute radius long_name String orbital radius
attribute radius units String m
attribute radius valid_max double 3.2668276806933E9
attribute radius valid_min double 0.099066
variable t   double  
attribute t actual_range double 170.75, 16133.5
attribute t colorBarMaximum double 20000.0
attribute t colorBarMinimum double 0.0
attribute t long_name String Julian days since 1/1/1979
attribute t units String m
attribute t valid_max double 16133.5
attribute t valid_min double 170.75
variable u   double  
attribute u actual_range double -2.0757657525229476, 2.2601482987285175
attribute u colorBarMaximum double 3.0
attribute u colorBarMinimum double -3.0
attribute u long_name String zonal velocity
attribute u units String m/s
attribute u valid_max double 2.2601
attribute u valid_min double -2.0758
variable v   double  
attribute v actual_range double -2.459580027804985, 2.0227230649523413
attribute v colorBarMaximum double 3.0
attribute v colorBarMinimum double -3.0
attribute v long_name String meridional velocity
attribute v units String m/s
attribute v valid_max double 2.0227
attribute v valid_min double -2.4596

The information in the table above is also available in other file formats (.csv, .htmlTable, .itx, .json, .jsonlCSV1, .jsonlCSV, .jsonlKVP, .mat, .nc, .nccsv, .tsv, .xhtml) via a RESTful web service.

ERDDAP, Version 2.23
Disclaimers | Privacy Policy | Contact