2001 BJ74

2001BJ74, 1998 SB123, 1998SB123, 42161, J98SC3B, K01B74J

All data for this body: [vot]

MPC data
Name (number) 2001 BJ74 (42161)
a 3.11675
e 0.12772
i / sin(i) 0.8652 / 0.01510
q 2.71867
Q 3.51482
ω 49.1747
Node 203.7351
m 54.0341
n 0.1791
Epoch 2460800.5
nobs 1385
nopp 25
Years observed 1992-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.121
ep 0.141
sin(ip) 0.029
G 0.150
H 14.670
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 2.496
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 -0.0700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1209 0.1411 0.0285 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
14.67 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 C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
C 0.416 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT