Westerlund

02902, 1968UF2, 1980FN3, 1981SB, J68U02F, J80F03N, J81S00B

All data for this body: [vot]

MPC data
Name (number) Westerlund (2902)
Packed designation 02902
a 2.20348
e 0.19843
i / sin(i) 4.3779 / 0.07634
q 1.76625
Q 2.64072
ω 158.8681
Node 178.3849
m 134.0291
n 0.3013
Epoch 2459600.5
nobs 3049
nopp 23
Years observed 1968-2022
rms 0.60
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.203
ep 0.129
sin(ip) 0.072
Value Standard error
G 0.150
H 14.050
Mass
D 4.22 0.089
pV 0.224 0.0332
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 402 Flora 0.0200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2034 0.1291 0.0720 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.12 0.099 0.099 Masiero 2011ApJ...741...68M NEATM
4.64 0.200 0.200 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.181 0.0564 0.0564 Masiero 2011ApJ...741...68M NEATM
0.247 0.0410 0.0410 Masiero 2012ApJ...759L...8M NEATM
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
14.05 MPC-2022-01-18 MPC-2022-01-18 Phot