2015 RB280

System parameters

Heliocentric orbitPhotometry Position 2025/08/22 21:00 UTC
DES class = CLASSICAL HV = 7.8±0.5 +01:30:09.85 +09:22:21.6
<a> = 43.85 (AU) V = 24.1 (V2 = 25.2) Uncertainty = 0.3 (arcsec)
<e> = 0.071 Δmag = 0.60 Rates: -1.430, -0.575 ("/hr)
<i> = 3.55 (degrees) B-V = NULL  
Perihelion = 1979 V-R = NULL Opposition: October
Aphelion = 2124    

Astrometric observations

Observation time (UTC)Observatory/InstrumentRADEC Δ (AU)Δx (arcsec) Δx errorΔy (arcsec) Δy error
2019/10/08  03.46604 HST/WFC3 +00:56:21.27 +06:17:19.2 41.07006 +0.21348 0.00100 +0.07125 0.00177

Orbital knowledge

Comments: Parker et al. SSOLS discovery.


Last updated: 2025/08/22 21:00 UTC