1998 RJ72

1998RJ72, 12905, 1979 JK, 1979JK, 1997 MP11, 1997MP11, J79J00K, J97M11P, J98R72J

All data for this body: [vot]

MPC data
Name (number) 1998 RJ72 (12905)
a 3.18884
e 0.14286
i / sin(i) 2.4393 / 0.04256
q 2.73327
Q 3.64440
ω 168.3806
Node 88.3807
m 335.0152
n 0.1731
Epoch 2460800.5
nobs 3433
nopp 27
Years observed 1979-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.202
ep 0.144
sin(ip) 0.021
G 0.150
H 13.280
Mass
D 10.92 2.040
pV 0.093 0.0520
Value
Rotational Period 4.761
Period quality 2
Spectral Class C
Spectral Class Score 3.641
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 0.6900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2021 0.1439 0.0212 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.92 2.040 2.040 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.093 0.0520 0.0520 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
13.28 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.76093 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.40 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.4735 0.3520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.2252 0.3520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT