2000 OD21

2000OD21, 18136, 1999 GH50, 1999GH50, J99G50H, K00O21D

All data for this body: [vot]

MPC data
Name (number) 2000 OD21 (18136)
a 2.53513
e 0.26018
i / sin(i) 6.3551 / 0.11069
q 1.87553
Q 3.19473
ω 310.8553
Node 351.9287
m 84.5306
n 0.2442
Epoch 2460800.5
nobs 3048
nopp 22
Years observed 1992-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.538
ep 0.235
sin(ip) 0.118
G 0.150
H 14.310
Mass
D 4.38 1.070
pV 0.334 0.1627
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 25.244
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5383 0.2352 0.1177 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.38 1.070 1.070 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.334 0.1627 0.1627 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
14.31 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
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.9002 0.9370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9592 0.9370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9892 0.9370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.46 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.8720 0.9370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT