2002 BB21

2002BB21, 1997 HG3, 1997HG3, 72938, J97H03G, K02B21B

All data for this body: [vot]

MPC data
Name (number) 2002 BB21 (72938)
a 1.93778
e 0.05052
i / sin(i) 21.9907 / 0.37446
q 1.83989
Q 2.03568
ω 221.7950
Node 44.3625
m 94.7480
n 0.3654
Epoch 2460800.5
nobs 1854
nopp 18
Years observed 1997-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Hungaria (434)
 
ap 1.938
ep 0.073
sin(ip) 0.359
G 0.150
H 15.870
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 9.414
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
434 Hungaria 0 Hungaria Novakovic 2019EPSC...13.1671N HCM
434 Hungaria 3 Hungaria -0.1700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
1.9380 0.0730 0.3593 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
15.87 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
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X X 0.4895 0.6380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.7462 0.6380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT