2002 JJ2

2002JJ2, 1997 MS9, 1997MS9, H9582, J97M09S, K02J02J

All data for this body: [vot]

MPC data
Name (number) 2002 JJ2 (179582)
a 3.10128
e 0.18327
i / sin(i) 27.4277 / 0.46063
q 2.53290
Q 3.66967
ω 113.4707
Node 78.4019
m 71.4304
n 0.1805
Epoch 2460800.5
nobs 704
nopp 18
Years observed 1997-2025
rms 0.87
Best values
[raw, vot]

Value Standard error
Parent Euphrosyne (31)
 
ap 3.102
ep 0.165
sin(ip) 0.450
G 0.150
H 14.920
Mass
D 7.53 0.327
pV 0.034 0.0107
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 7.778
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
31 Euphrosyne 0 Euphrosyne Novakovic 2019EPSC...13.1671N HCM
31 Euphrosyne 901 Euphrosyne Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1024 0.1650 0.4503 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.53 0.327 0.327 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.034 0.0107 0.0107 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
14.92 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 0.0686 0.0720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C 0.11 Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.996 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.1278 0.0720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.1359 0.0720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V C 0.0471 0.0720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V C 0.1374 0.0720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V C 0.3482 0.0720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT