1992 SC21

1992SC21, 1978 WO4, 1978WO4, 1997 TV24, 1997TV24, 73715, J78W04O, J92S21C, J97T24V

All data for this body: [vot]

MPC data
Name (number) 1992 SC21 (73715)
a 2.86843
e 0.13770
i / sin(i) 2.8971 / 0.05054
q 2.47344
Q 3.26341
ω 243.8753
Node 103.3871
m 138.8817
n 0.2029
Epoch 2460200.5
nobs 886
nopp 19
Years observed 1991-2023
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.870
ep 0.102
sin(ip) 0.032
Value Standard error
G 0.150
H 15.330
Mass
D 5.36 0.308
pV 0.055 0.0084
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8703 0.1018 0.0316 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.28 0.376 0.376 Masiero 2011ApJ...741...68M NEATM
5.53 0.536 0.536 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.053 0.0109 0.0109 Masiero 2011ApJ...741...68M NEATM
0.058 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
15.33 MPC-2023-12-04 MPC-2023-12-04 Phot