2011 UB121

2011UB121, 2004 BR77, 2004BR77, 2010 GH55, 2010GH55, K04B77R, K10G55H, K11UC1B, Z6688

All data for this body: [vot]

MPC data
Name (number) 2011 UB121 (356688)
a 2.67207
e 0.04630
i / sin(i) 4.4218 / 0.07710
q 2.54835
Q 2.79578
ω 73.3571
Node 322.5496
m 39.0049
n 0.2256
Epoch 2460800.5
nobs 264
nopp 14
Years observed 2004-2025
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.671
ep 0.029
sin(ip) 0.093
G 0.150
H 17.000
Mass
D 3.05 0.926
pV 0.063 0.0419
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 0.268
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6708 0.0292 0.0926 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.05 0.926 0.926 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.063 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
17.00 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
V V 0.0446 0.0390 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT