Zhoushan

04925, 1954 RL, 1954RL, 1981 XH2, 1981XH2, J54R00L, J81X02H

All data for this body: [vot]

MPC data
Name (number) Zhoushan (4925)
a 3.04294
e 0.25030
i / sin(i) 8.3494 / 0.14521
q 2.28129
Q 3.80458
ω 140.3325
Node 243.1975
m 329.1424
n 0.1857
Epoch 2460200.5
nobs 3640
nopp 28
Years observed 1954-2023
rms 0.52
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.048
ep 0.211
sin(ip) 0.163
Value Standard error
G 0.150
H 12.020
Mass
D 14.45 0.140
pV 0.188 0.0206
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0480 0.2113 0.1630 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.42 0.143 0.143 Masiero 2011ApJ...741...68M NEATM
14.99 3.000 3.000 Ali-Lagoa 2018A&A...612A..85A NEATM
15.29 0.760 0.760 Usui 2011PASJ...63.1117U NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.146 0.0580 0.0580 Ali-Lagoa 2018A&A...612A..85A NEATM
0.195 0.0220 0.0220 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
12.02 MPC-2023-12-04 MPC-2023-12-04 Phot