Andycheng

08257, 1982 HO1, 1982HO1, 1987 YO5, 1987YO5, 1993 VN8, 1993VN8, J82H01O, J87Y05O, J93V08N

All data for this body: [vot]

MPC data
Name (number) Andycheng (8257)
a 2.20977
e 0.17632
i / sin(i) 6.7673 / 0.11784
q 1.82014
Q 2.59939
ω 193.4077
Node 61.6279
m 185.6793
n 0.3000
Epoch 2460200.5
nobs 3389
nopp 23
Years observed 1982-2023
rms 0.56
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.209
ep 0.177
sin(ip) 0.103
Value Standard error
G 0.150
H 13.850
Mass
D 4.18 0.650
pV 0.250 0.0900
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2095 0.1767 0.1029 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.18 0.650 0.650 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.250 0.0900 0.0900 Nugent 2016AJ....152...63N 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
13.85 MPC-2023-12-04 MPC-2023-12-04 Phot