1999 RB138

1999RB138, 12129, 1992 GV1, 1992GV1, 1998 KR20, 1998KR20, J92G01V, J98K20R, J99RD8B

All data for this body: [vot]

MPC data
Name (number) 1999 RB138 (12129)
a 3.18301
e 0.16746
i / sin(i) 1.2681 / 0.02213
q 2.64997
Q 3.71605
ω 236.7799
Node 41.4926
m 217.0232
n 0.1736
Epoch 2460800.5
nobs 3860
nopp 25
Years observed 1992-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.181
ep 0.175
sin(ip) 0.022
G 0.150
H 13.010
Mass
D 14.47 0.118
pV 0.062 0.0083
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 4.720
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis 0.5300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1806 0.1755 0.0221 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.47 0.118 0.118 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.062 0.0083 0.0083 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
13.01 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
B 0.697 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.7867 0.3750 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
U DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT