2000 HN9

2000HN9, 1998 YO31, 1998YO31, 71725, J98Y31O, K00H09N

All data for this body: [vot]

MPC data
Name (number) 2000 HN9 (71725)
a 3.14692
e 0.13776
i / sin(i) 2.2165 / 0.03868
q 2.71340
Q 3.58045
ω 65.3093
Node 84.3941
m 124.2081
n 0.1766
Epoch 2460200.5
nobs 1276
nopp 18
Years observed 1998-2022
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.155
ep 0.155
sin(ip) 0.019
Value Standard error
G 0.150
H 14.580
Mass
D 6.81 0.083
pV 0.066 0.0130
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 602 Themis 0.1200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1550 0.1549 0.0193 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.81 0.083 0.083 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.066 0.0130 0.0130 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
14.58 MPC-2023-12-04 MPC-2023-12-04 Phot