2001 US121

2001US121, B0904, K01UC1S

All data for this body: [vot]

MPC data
Name (number) 2001 US121 (110904)
a 2.73543
e 0.08654
i / sin(i) 5.2145 / 0.09088
q 2.49871
Q 2.97214
ω 293.7201
Node 65.1776
m 114.7711
n 0.2179
Epoch 2460800.5
nobs 1250
nopp 19
Years observed 1992-2025
rms 0.87
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.735
ep 0.054
sin(ip) 0.080
G 0.150
H 15.240
Mass
D 4.55 0.610
pV 0.085 0.0310
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7354 0.0537 0.0796 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.55 0.610 0.610 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.085 0.0310 0.0310 Masiero 2012ApJ...759L...8M 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
15.24 MPC-2023-12-04 MPC-2023-12-04 Phot