1981 QC3

1981QC3, 2006 WJ190, 2006WJ190, H5660, J81Q03C, K06WJ0J

All data for this body: [vot]

MPC data
Name (number) 1981 QC3 (175660)
a 2.56346
e 0.31760
i / sin(i) 6.4042 / 0.11154
q 1.74931
Q 3.37761
ω 203.2134
Node 144.6508
m 224.8385
n 0.2401
Epoch 2460800.5
nobs 1353
nopp 18
Years observed 1981-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.564
ep 0.240
sin(ip) 0.091
G 0.150
H 16.280
Mass
D 2.95 0.117
pV 0.080 0.0098
Value
Rotational Period 5.061
Period quality 2
Spectral Class B
Spectral Class Score 2.640
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5641 0.2397 0.0909 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.38 0.490 0.490 Masiero 2020PSJ.....1....5M NEATM
2.98 0.120 0.120 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.079 0.0100 0.0100 Masiero 2012ApJ...759L...8M NEATM
0.114 0.0510 0.0510 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
16.28 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.06056 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.440 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT