1998 HC122

1998HC122, 19485, 1992 CT4, 1992CT4, 1999 NL10, 1999NL10, J92C04T, J98HC2C, J99N10L

All data for this body: [vot]

MPC data
Name (number) 1998 HC122 (19485)
a 2.97981
e 0.07365
i / sin(i) 11.2789 / 0.19559
q 2.76035
Q 3.19927
ω 159.1119
Node 127.7305
m 274.9015
n 0.1916
Epoch 2460200.5
nobs 3243
nopp 23
Years observed 1992-2023
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 2.980
ep 0.073
sin(ip) 0.178
Value Standard error
G 0.150
H 12.980
Mass
D 10.42 0.248
pV 0.163 0.0391
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 606 Eos -0.8800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9798 0.0734 0.1782 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.42 0.248 0.248 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.163 0.0391 0.0391 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
12.98 MPC-2023-12-04 MPC-2023-12-04 Phot