NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1991BN ∴ Observational info
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(152560) 1991BN  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 12099 days
Unobserved 87 days

 

Astrometry summary
Optical
RMS of residuals 0.513160
First observation 1991-01-19.24859
Last observation 2024-03-05.135402
Number (Discarded) 517 (3)
Radar
First observation 2002-11-21
Last observation 2002-11-23
Delay (Discarded) 1 (0)
Doppler (Discarded) 2 (0)
Total (Discarded) 3 (0)

 

Get the observational details
Optical observations (ASCII file)
Radar observations

 

Note. The ASCII file is in a format suitable for OrbFit input.