2015 HJ21

2015HJ21, 2004 FP156, 2004FP156, 2011 CG60, 2011CG60, 2011 ER1, 2011ER1, K04FF6P, K11C60G, K11E01R, K15H21J, l2992

All data for this body: [vot]

MPC data
Name (number) 2015 HJ21 (472992)
a 2.36214
e 0.14834
i / sin(i) 2.7579 / 0.04812
q 2.01174
Q 2.71254
ω 92.6305
Node 149.0440
m 250.2078
n 0.2715
Epoch 2460800.5
nobs 114
nopp 9
Years observed 2004-2024
rms 0.90
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.361
ep 0.165
sin(ip) 0.043
G 0.150
H 18.220
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
135 Hertha 0 Hertha Novakovic 2019EPSC...13.1671N HCM
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3611 0.1646 0.0430 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
18.22 MPC-2023-12-04 MPC-2023-12-04 Phot