2009BD help
Last update: 2025-02-03 15:03 UTC
Observational Information
  • Arc Length
  • Unobserved
  • Normalized RMS of residuals
Arc Information
Value
Unit
Source
Arc Length
Value
886
Unit
d
Source
[1]
Unobserved
Value
4977
Unit
d
Source
[1]
Normalized RMS of residuals
Value
0.307337
Unit
-
Source
[1]
Astrometry Summary
  • First Observation
  • Last Observation
  • Total Optical Observations (Discarded)
Optical
Value
Unit
Source
First Observation
Value
2009-01-16.27641
Unit
-
Source
[2]
Last Observation
Value
2011-06-20.97255
Unit
-
Source
[2]
Total Optical Observations (Discarded)
Value
197 (0)
Unit
-
Source
[1]
Radar Summary
  • First Observation
  • Last Observation
  • Delay (Discarded)
  • Doppler (Discarded)
  • Total Optical Observations (Discarded)
Radar
Value
Unit
Source
First Observation
Value
-
Unit
-
Source
[-]
Last Observation
Value
-
Unit
-
Source
[-]
Delay (Discarded)
Value
0 (0)
Unit
-
Source
[-]
Doppler (Discarded)
Value
0 (0)
Unit
-
Source
[-]
Total Radar Observations (Discarded)
Value
0 (0)
Unit
-
Source
[-]
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