3908 Nyx help
Last update: 2025-03-28 16:24 UTC
Observational Information
  • Arc Length
  • Unobserved
  • Normalized RMS of residuals
Arc Information
Value
Unit
Source
Arc Length
Value
15998
Unit
d
Source
[1]
Unobserved
Value
308
Unit
d
Source
[1]
Normalized RMS of residuals
Value
0.510834
Unit
-
Source
[1]
Astrometry Summary
  • First Observation
  • Last Observation
  • Total Optical Observations (Discarded)
Optical
Value
Unit
Source
First Observation
Value
1980-08-06.27292
Unit
-
Source
[2]
Last Observation
Value
2024-05-25.275019
Unit
-
Source
[2]
Total Optical Observations (Discarded)
Value
2079 (17)
Unit
-
Source
[1]
Radar Summary
  • First Observation
  • Last Observation
  • Delay (Discarded)
  • Doppler (Discarded)
  • Total Optical Observations (Discarded)
Radar
Value
Unit
Source
First Observation
Value
1988-09-25
Unit
-
Source
[3]
Last Observation
Value
2004-11-19
Unit
-
Source
[3]
Delay (Discarded)
Value
15 (0)
Unit
-
Source
[1]
Doppler (Discarded)
Value
1 (0)
Unit
-
Source
[1]
Total Radar Observations (Discarded)
Value
16 (0)
Unit
-
Source
[1]
Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.NameAdditional
[1]ESA AegisESA orbit determination and impact monitoring system
[2]MPCMinor Planet Center: https://www.minorplanetcenter.net
[3]JPL Radar ObservationsJet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt