2002 OB31

2002OB31, K02O31B, P8831

All data for this body: [vot]

MPC data
Name (number) 2002 OB31 (258831)
a 2.39269
e 0.23405
i / sin(i) 5.8356 / 0.10168
q 1.83267
Q 2.95271
ω 235.6326
Node 74.0406
m 57.3787
n 0.2663
Epoch 2460800.5
nobs 250
nopp 14
Years observed 1998-2024
rms 0.88
Best values
[raw, vot]

Value Standard error
Parent Erigone (163)
 
ap 2.393
ep 0.204
sin(ip) 0.087
G 0.150
H 17.340
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
163 Erigone 0 Erigone Novakovic 2019EPSC...13.1671N HCM
163 Erigone 406 Erigone 0.5300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3926 0.2039 0.0874 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
17.34 MPC-2023-12-04 MPC-2023-12-04 Phot