1997HV8

1994UZ4, 20221, J94U04Z, J97H08V

All data for this body: [vot]

MPC data
Name (number) 1997HV8 (20221)
Packed designation 20221
a 3.09187
e 0.10320
i / sin(i) 1.8144 / 0.03166
q 2.77279
Q 3.41096
ω 118.3477
Node 64.1923
m 219.6897
n 0.1813
Epoch 2459600.5
nobs 1108
nopp 19
Years observed 1994-2021
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.095
ep 0.137
sin(ip) 0.018
Value Standard error
G 0.150
H 14.620
Mass
D 5.26 0.272
pV 0.077 0.0183
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 602 Themis -0.2000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0953 0.1368 0.0182 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.26 0.272 0.272 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.077 0.0183 0.0183 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
14.62 MPC-2022-01-18 MPC-2022-01-18 Phot