1981 QG3

1981QG3, 2001 BL34, 2001BL34, 43750, J81Q03G, K01B34L

All data for this body: [vot]

MPC data
Name (number) 1981 QG3 (43750)
a 2.58678
e 0.28346
i / sin(i) 16.9893 / 0.29219
q 1.85353
Q 3.32002
ω 115.0612
Node 151.2693
m 216.5518
n 0.2369
Epoch 2460800.5
nobs 2363
nopp 23
Years observed 1981-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.587
ep 0.245
sin(ip) 0.301
G 0.150
H 14.340
Mass
D 5.17 0.027
pV 0.151 0.0103
Value
Rotational Period 12.620
Period quality 2+
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5875 0.2454 0.3006 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.47 0.990 0.990 Masiero 2020PSJ.....1....5M NEATM
5.17 0.027 0.027 Masiero 2011ApJ...741...68M NEATM
6.32 2.320 2.320 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.134 0.0750 0.0750 Masiero 2012ApJ...759L...8M NEATM
0.151 0.0105 0.0105 Masiero 2011ApJ...741...68M NEATM
0.179 0.0880 0.0880 Masiero 2020PSJ.....1....5M 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
14.34 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.6191 2 Sidereal Durech 2020A&A...643A..59D Model
12.621 2+ Synodic Skiff 2023MPBu...50...74S Lightcurve