2001HR9

2000DR21, 77454, K00D21R, K01H09R

All data for this body: [vot]

MPC data
Name (number) 2001HR9 (77454)
Packed designation 77454
a 2.99767
e 0.13150
i / sin(i) 4.0776 / 0.07111
q 2.60348
Q 3.39186
ω 102.7090
Node 183.5803
m 311.1118
n 0.1899
Epoch 2459600.5
nobs 1134
nopp 18
Years observed 2000-2021
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.996
ep 0.137
sin(ip) 0.076
Value Standard error
G 0.150
H 14.530
Mass
D 7.22 0.258
pV 0.071 0.0165
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9958 0.1374 0.0764 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.22 0.258 0.258 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.071 0.0165 0.0165 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.53 MPC-2022-01-18 MPC-2022-01-18 Phot