Columbianus

08434, 1976 YZ2, 1976YZ2, 1981 WH8, 1981WH8, 1986 VL8, 1986VL8, 1988 GZ1, 1988GZ1, 1991 RK27, 1991RK27, 6571 P-L, 6571P-L, J76Y02Z, J81W08H, J86V08L, J88G01Z, J91R27K, PLS6571

All data for this body: [vot]

MPC data
Name (number) Columbianus (8434)
a 2.98383
e 0.23881
i / sin(i) 3.1272 / 0.05455
q 2.27126
Q 3.69640
ω 337.8245
Node 118.0116
m 146.3663
n 0.1912
Epoch 2460800.5
nobs 2858
nopp 28
Years observed 1960-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.975
ep 0.247
sin(ip) 0.035
G 0.150
H 13.580
Mass
D 10.25 0.389
pV 0.079 0.0108
Value
Rotational Period
Period quality None
Spectral Class D
Spectral Class Score 1.800
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9752 0.2469 0.0347 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.33 0.400 0.400 Masiero 2011ApJ...741...68M NEATM
8.25 2.310 2.310 Masiero 2020PSJ.....1....5M NEATM
9.46 2.350 2.350 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.073 0.0540 0.0540 Masiero 2020PSJ.....1....5M NEATM
0.079 0.0730 0.0730 Masiero 2020PSJ.....1....5M NEATM
0.079 0.0112 0.0112 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
13.58 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
D 0.300 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT