2001 RD20

2001RD20, 1999 GJ12, 1999GJ12, 88623, J99G12J, K01R20D

All data for this body: [vot]

MPC data
Name (number) 2001 RD20 (88623)
a 3.15029
e 0.02552
i / sin(i) 4.9656 / 0.08656
q 3.06990
Q 3.23069
ω 286.8365
Node 185.6518
m 311.8813
n 0.1763
Epoch 2460800.5
nobs 1126
nopp 21
Years observed 1971-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.150
ep 0.035
sin(ip) 0.088
G 0.150
H 15.020
Mass
D 6.66 0.364
pV 0.052 0.0072
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 4.859
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1504 0.0355 0.0883 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.66 0.364 0.364 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.052 0.0072 0.0072 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
15.02 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
C C 0.0236 0.1520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.0542 0.1520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.1376 0.1520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.1686 0.1520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.4258 0.1520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V C 0.0273 0.1520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.1298 0.1520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.1333 0.1520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.2159 0.1520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT