1997AO2

18545, 1980WH4, J80W04H, J97A02O

All data for this body: [vot]

MPC data
Name (number) 1997AO2 (18545)
Packed designation 18545
a 2.97805
e 0.06722
i / sin(i) 11.7992 / 0.20448
q 2.77787
Q 3.17823
ω 15.9589
Node 92.1710
m 320.6173
n 0.1918
Epoch 2459600.5
nobs 1940
nopp 22
Years observed 1980-2022
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 2.979
ep 0.085
sin(ip) 0.184
Value Standard error
G 0.150
H 13.450
Mass
D 8.06 0.168
pV 0.157 0.0198
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 606 Eos -0.7500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9791 0.0847 0.1845 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.06 0.168 0.168 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.157 0.0198 0.0198 Masiero 2011ApJ...741...68M 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
13.45 MPC-2022-01-18 MPC-2022-01-18 Phot