2011 SS21

2011SS21, K11S21S, o0026

All data for this body: [vot]

MPC data
Name (number) 2011 SS21 (500026)
a 2.12316
e 0.31587
i / sin(i) 3.2515 / 0.05672
q 1.45252
Q 2.79379
ω 279.5930
Node 4.7218
m 3.8159
n 0.3186
Epoch 2460200.5
nobs 158
nopp 7
Years observed 2002-2023
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
Value Standard error
G 0.150
H 19.150
Mass
D 1.10 0.200
pV 0.040 0.0100
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.10 0.200 0.200 Ali-Lagoa 2017A&A...603A..55A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0100 0.0100 Ali-Lagoa 2017A&A...603A..55A 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
19.15 MPC-2023-12-04 MPC-2023-12-04 Phot