Ratnavarma

1989 SG3, 1989SG3, 1999 XJ169, 1999XJ169, 25555, J89S03G, J99XG9J

All data for this body: [vot]

MPC data
Name (number) Ratnavarma (25555)
a 2.81680
e 0.11466
i / sin(i) 6.0877 / 0.10605
q 2.49383
Q 3.13977
ω 60.6189
Node 41.3868
m 121.7488
n 0.2085
Epoch 2460800.5
nobs 2305
nopp 23
Years observed 1989-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.816
ep 0.123
sin(ip) 0.097
G 0.150
H 14.280
Mass
D 6.18 0.196
pV 0.116 0.0239
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 4.089
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8158 0.1229 0.0971 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.18 0.196 0.196 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.116 0.0239 0.0239 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
14.28 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 0.626 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.6815 0.6810 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT