2010 HP21

2010HP21, K10H21P, m2087

All data for this body: [vot]

MPC data
Name (number) 2010 HP21 (482087)
a 5.20037
e 0.04847
i / sin(i) 29.3656 / 0.49038
q 4.94830
Q 5.45244
ω 353.9412
Node 291.9824
m 52.3448
n 0.0831
Epoch 2460200.5
nobs 139
nopp 8
Years observed 2010-2023
rms 0.59
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
Value Standard error
G 0.150
H 13.590
Mass
D 12.84 1.350
pV 0.043 0.0140
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.84 1.350 1.350 Grav 2011ApJ...742...40G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.043 0.0140 0.0140 Grav 2011ApJ...742...40G 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
13.59 MPC-2023-12-04 MPC-2023-12-04 Phot