2001 RB9

2001RB9, K01R09B, R9914

All data for this body: [vot]

MPC data
Name (number) 2001 RB9 (279914)
a 3.21067
e 0.21962
i / sin(i) 26.2144 / 0.44173
q 2.50555
Q 3.91579
ω 131.7265
Node 228.2193
m 32.9759
n 0.1713
Epoch 2460800.5
nobs 708
nopp 16
Years observed 1990-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Euphrosyne (31)
 
ap 3.204
ep 0.213
sin(ip) 0.450
G 0.150
H 14.970
Mass
D 8.70 0.483
pV 0.031 0.0051
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
31 Euphrosyne 0 Euphrosyne Novakovic 2019EPSC...13.1671N HCM
31 Euphrosyne 901 Euphrosyne Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2041 0.2130 0.4503 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.70 0.483 0.483 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.031 0.0051 0.0051 Masiero 2011ApJ...741...68M NEATM
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
14.97 MPC-2023-12-04 MPC-2023-12-04 Phot