2009 RJ31

2009RJ31, K09R31J, W8540

All data for this body: [vot]

MPC data
Name (number) 2009 RJ31 (328540)
a 3.23557
e 0.14355
i / sin(i) 4.5607 / 0.07952
q 2.77110
Q 3.70004
ω 209.9215
Node 226.0175
m 196.1961
n 0.1693
Epoch 2460800.5
nobs 272
nopp 12
Years observed 2003-2024
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.213
ep 0.158
sin(ip) 0.094
G 0.150
H 16.380
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 0.211
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2133 0.1580 0.0937 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
16.38 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
V V 0.0351 0.0351 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT