1999 RG137

1999RG137, 2001 AA18, 2001AA18, 70311, J99RD7G, K01A18A

All data for this body: [vot]

MPC data
Name (number) 1999 RG137 (70311)
a 2.30995
e 0.16755
i / sin(i) 6.5160 / 0.11348
q 1.92292
Q 2.69699
ω 118.7630
Node 327.2735
m 22.0482
n 0.2807
Epoch 2460800.5
nobs 2692
nopp 16
Years observed 1989-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.310
ep 0.185
sin(ip) 0.120
G 0.150
H 15.040
Mass
D 3.09 0.480
pV 0.243 0.0760
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 3.473
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3098 0.1847 0.1198 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.09 0.480 0.480 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.243 0.0760 0.0760 Masiero 2012ApJ...759L...8M 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
15.04 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 S 0.5789 0.5789 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT