2000 RJ21

2000RJ21, K00R21J, O3765

All data for this body: [vot]

MPC data
Name (number) 2000 RJ21 (243765)
a 2.24698
e 0.17179
i / sin(i) 4.7113 / 0.08213
q 1.86097
Q 2.63299
ω 99.1301
Node 232.4362
m 130.7482
n 0.2926
Epoch 2460800.5
nobs 938
nopp 16
Years observed 1990-2025
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.247
ep 0.120
sin(ip) 0.099
G 0.150
H 16.540
Mass
D 1.35 0.215
pV 0.321 0.1372
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 3.870
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2465 0.1203 0.0988 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.35 0.215 0.215 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.321 0.1372 0.1372 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
16.54 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 0.645 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT