2001 QU81

2001QU81, 82888, K01Q81U

All data for this body: [vot]

MPC data
Name (number) 2001 QU81 (82888)
a 2.97473
e 0.11045
i / sin(i) 10.0733 / 0.17491
q 2.64618
Q 3.30328
ω 3.3732
Node 330.7406
m 250.5196
n 0.1921
Epoch 2460800.5
nobs 1965
nopp 20
Years observed 1999-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 2.976
ep 0.085
sin(ip) 0.185
G 0.150
H 14.070
Mass
D 6.38 0.352
pV 0.131 0.0150
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
221 Eos 606 Eos -0.6100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9760 0.0852 0.1852 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.38 0.352 0.352 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.131 0.0150 0.0150 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
14.07 MPC-2023-12-04 MPC-2023-12-04 Phot