2009RJ31

K09R31J, W8540

All data for this body: [vot]

MPC data
Name (number) 2009RJ31 (328540)
Packed designation W8540
a 3.23225
e 0.14307
i / sin(i) 4.5610 / 0.07952
q 2.76980
Q 3.69470
ω 209.5025
Node 226.0406
m 353.3234
n 0.1696
Epoch 2459600.5
nobs 160
nopp 10
Years observed 2003-2021
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.213
ep 0.158
sin(ip) 0.094
Value Standard error
G 0.150
H 16.420
Mass
D
pV
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
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-Jan-2022
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
16.42 MPC-2022-01-18 MPC-2022-01-18 Phot