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Table · dataset · 2026

Voyager 2 Uranus Magnetic Field in Uranian U1 Coordinates, Resampled, Version 1.0, 48 s Summary Data

Listed in NASA Data Portal

* Data Set Overview

Description

  • ================= This Data Set includes Data from the Low Field Magnetometer (LFM) in the Solar Wind during the Uranus Encounter. The Encounter Data (1986-01-24T07:00:00 to 1986-01-25T04:00:00) have been averaged from the 9.6 s Averages to a 48 s resampled Rate and are provided in the Uranus Longitude (U1) Coordinate System. Magnetometer Data in the Solar Wind are given in Heliographic Coordinates and are also available in a separate Data Set. The Data Set consists of the following Columns:
  • 1) ctime - Decimal Seconds since 1966-01-01T00:00:00.000
  • 2) pdstime - ISO Standard Time Format
  • 3) Spacecraft Clock Value - m65536
  • 4) Spacecraft Clock Value - mod60
  • 5) Spacecraft Clock Value - fds_line
  • 6) mag_id - Magnetometer ID: 1=LFM, 2=HFM
  • 7) Br - Radial Component
  • 8) Bphi - Longitudinal Component
  • 9) Btheta - Colatitudinal Component
  • 10) Bmag - Magnitude of the averaged Magnetic Field Components
  • 11) avg_Bmag - Average of the Magnitude of the raw Components
  • 12) lambda - Magnetic Longitude, lambda=atan(Bt/Br)
  • 13) delta - Magnetic Latitude, delta=asin(Bn/avg_Bmag)
  • 14) rms_br - Br Pythagorean RMS Deviation of the Component Average
  • 15) rms_bt - Bt Pythagorean RMS Deviation of the Component Average
  • 16) rms_bn - Bn Pythagorean RMS Deviation of the Component Average
  • 17) npts - Number of Points in the Average
  • 18) Data Flag - A Character String which indicates Software or Spacecraft Hardware Intervention which reduces Confidence in the Data, Null Flags represent "good" Data The U1 Coordinate System is a Non-inertial Spherical Coordinate System that rotates with Uranus with a Period of 17.24 h. The Magnetic Field Components in the U1 Coordinate System are:
  • Br - Radial Magnetic Field Component, along the Uranus to Spacecraft Line, positive away from Uranus
  • Bphi - East Longitudinal (U1) Magnetic Field Component
  • Btheta - Colatitudinal (U1) Magnetic Field Component An ancillary Data File containing the derived Spacecraft Magnetic Field is provided with these Data at a 48 s Sample Rate. These Data provide Zero Level Offsets used in the Data Processing. Spacecraft Field Data is provided in Spacecraft Coordinates. +--------------------------------------------------------+ | Parameter Characteristics | Value | ---------------------------------------------------------- | Sampling Parameter Name | TIME | | Sampling Parameter Resolution | 48.0 | | Minimum Sampling Parameter | 19770820120000.000000 | | Maximum Sampling Parameter | UNK | | Sampling Parameter Interval | 48.0 | | Minimum Available Sampling Int | 0.060000 | | Sampling Parameter Unit | SECOND | | Data Set Parameter Name | MAGNETIC FIELD VECTOR | | Noise Level | 0.006000 | | Data Set Parameter Unit | NANOTESLA | +--------------------------------------------------------+

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Inferred from text
Longitudinal study 65%
Provenance · 1 source records, 11 field assertions
SourceKeyLast seenRaw
NASA Data Portal591deb54-87e6-4981-a653-6d6d9b92bcbf9 d agoJSON v1
FieldAssertionExtractorEvidence
concepts[field].local:field:astronomymapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[field].local:field:earth-environmentalmapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[field].local:field:ocean-atmosphericmapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[field].local:field:physicsmapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[method].local:method:longitudinal-studyenrichment · data nasa govkeyword-concept-rules@1.0.0title+description (65%)
created_datesource · data nasa govconnector:data_nasa_gov@1.0.0
descriptionsource · data nasa govconnector:data_nasa_gov@1.0.0/notes
license_textsource · data nasa govconnector:data_nasa_gov@1.0.0
publication_datesource · data nasa govconnector:data_nasa_gov@1.0.0
titlesource · data nasa govconnector:data_nasa_gov@1.0.0/title
updated_datesource · data nasa govconnector:data_nasa_gov@1.0.0