Shunkai

09254, 1987 SO12, 1987SO12, 2151 T-1, 2151T-1, J87S12O, T1S2151

All data for this body: [vot]

MPC data
Name (number) Shunkai (9254)
a 2.36337
e 0.18617
i / sin(i) 6.0653 / 0.10566
q 1.92338
Q 2.80336
ω 233.4183
Node 156.7052
m 297.7055
n 0.2713
Epoch 2460200.5
nobs 3154
nopp 24
Years observed 1955-2023
rms 0.59
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.364
ep 0.160
sin(ip) 0.102
Value Standard error
G 0.150
H 14.150
Mass
D 3.98 0.032
pV 0.314 0.0344
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3638 0.1599 0.1020 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.47 0.120 0.120 Masiero 2014ApJ...791..121M NEATM
4.02 0.033 0.033 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.280 0.0600 0.0600 Masiero 2014ApJ...791..121M NEATM
0.331 0.0419 0.0419 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
14.15 MPC-2023-12-04 MPC-2023-12-04 Phot