1998HG121

12097, 1984SJ, 1996XO30, J84S00J, J96X30O, J98HC1G

All data for this body: [vot]

MPC data
Name (number) 1998HG121 (12097)
Packed designation 12097
a 2.39702
e 0.14570
i / sin(i) 6.1387 / 0.10694
q 2.04777
Q 2.74626
ω 207.5892
Node 134.8428
m 33.9097
n 0.2656
Epoch 2459600.5
nobs 2569
nopp 21
Years observed 1984-2022
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.398
ep 0.104
sin(ip) 0.097
Value Standard error
G 0.150
H 13.810
Mass
D 4.25 0.046
pV 0.388 0.0401
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3978 0.1045 0.0965 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.14 0.100 0.100 Masiero 2014ApJ...791..121M NEATM
4.29 0.052 0.052 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.384 0.0438 0.0438 Masiero 2011ApJ...741...68M NEATM
0.410 0.1000 0.1000 Masiero 2014ApJ...791..121M 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
13.81 MPC-2022-01-18 MPC-2022-01-18 Phot