1998 HC98

1998HC98, 13237, 1989 TR15, 1989TR15, 1992 PO5, 1992PO5, J89T15R, J92P05O, J98H98C

All data for this body: [vot]

MPC data
Name (number) 1998 HC98 (13237)
a 2.15515
e 0.21656
i / sin(i) 5.1597 / 0.08993
q 1.68844
Q 2.62186
ω 287.0135
Node 2.8921
m 319.7520
n 0.3115
Epoch 2460200.5
nobs 1587
nopp 20
Years observed 1989-2023
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.153
ep 0.151
sin(ip) 0.078
Value Standard error
G 0.150
H 15.680
Mass
D 4.44 0.165
pV 0.068 0.0134
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1527 0.1509 0.0778 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.02 0.720 0.720 Masiero 2020PSJ.....1....5M NEATM
4.08 0.940 0.940 Masiero 2021PSJ.....2..162M NEATM
4.11 0.940 0.940 Masiero 2020PSJ.....1....5M NEATM
4.49 0.175 0.175 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.060 0.0240 0.0240 Masiero 2020PSJ.....1....5M NEATM
0.067 0.0290 0.0520 Masiero 2021PSJ.....2..162M NEATM
0.072 0.0490 0.0490 Masiero 2020PSJ.....1....5M NEATM
0.073 0.0190 0.0190 Masiero 2011ApJ...741...68M NEATM
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
15.68 MPC-2023-12-04 MPC-2023-12-04 Phot