1981 QB3

1981QB3, 2000 EP188, 2000EP188, 42477, J81Q03B, K00EI8P

All data for this body: [vot]

MPC data
Name (number) 1981 QB3 (42477)
a 3.05427
e 0.27014
i / sin(i) 3.4714 / 0.06055
q 2.22918
Q 3.87935
ω 212.4993
Node 138.3400
m 312.9604
n 0.1846
Epoch 2460200.5
nobs 1006
nopp 23
Years observed 1981-2023
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.048
ep 0.240
sin(ip) 0.043
Value Standard error
G 0.150
H 14.550
Mass
D 6.75 0.160
pV 0.073 0.0080
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0482 0.2398 0.0426 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.75 0.161 0.161 Masiero 2011ApJ...741...68M NEATM
7.47 1.930 1.930 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.055 0.0360 0.0360 Masiero 2020PSJ.....1....5M NEATM
0.074 0.0082 0.0082 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
14.55 MPC-2023-12-04 MPC-2023-12-04 Phot