469505 (2003 FE128)

System parameters

Heliocentric orbitPhotometry Position 2022/03/21 22:19 UTC
DES class = 2:1E HV = 6.4±0.2 +16:23:44.25 -18:13:24.8
<a> = 47.80 (AU) V = 22.0 (V2 = 23.1) Uncertainty = 0.1 (arcsec)
<e> = 0.258 Δmag = 0.67 Rates: -0.884, +0.364 ("/hr)
<i> = 3.20 (degrees) B-V = NULL  
Perihelion = 2010 V-R = 0.69±0.04 Opposition: May
Aphelion = 2176    

Astrometric observations

Observation time (UTC)Observatory/InstrumentRADEC Δ (AU)Δx (arcsec) Δx errorΔy (arcsec) Δy error
2010/06/25  18.38028 HST/WFC3 +14:44:14.72 -12:56:51.0 35.20696 -0.01218 0.00141 -0.08297 0.00118
plus proprietary data                

Orbital knowledge

Comments: Binary discovered by Brown et al. HST program 11644.


Last updated: 2022/03/21 22:19 UTC