1998 HK123

1998HK123, 1999 RO247, 1999RO247, 40011, J98HC3K, J99RO7O

All data for this body: [vot]

MPC data
Name (number) 1998 HK123 (40011)
a 2.56697
e 0.06753
i / sin(i) 13.4919 / 0.23331
q 2.39361
Q 2.74033
ω 14.9021
Node 185.8045
m 79.9941
n 0.2396
Epoch 2460200.5
nobs 1213
nopp 20
Years observed 1991-2023
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.567
ep 0.114
sin(ip) 0.234
Value Standard error
G 0.150
H 15.350
Mass
D 5.34 0.022
pV 0.060 0.0174
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5667 0.1143 0.2344 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.34 0.022 0.022 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.060 0.0174 0.0174 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
15.35 MPC-2023-12-04 MPC-2023-12-04 Phot