2002 JM57

2002JM57, 2000 WM189, 2000WM189, 99731, K00WI9M, K02J57M

All data for this body: [vot]

MPC data
Name (number) 2002 JM57 (99731)
a 2.37030
e 0.16042
i / sin(i) 5.0661 / 0.08831
q 1.99006
Q 2.75053
ω 269.3872
Node 259.8107
m 155.9619
n 0.2701
Epoch 2460800.5
nobs 883
nopp 19
Years observed 1998-2025
rms 0.87
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.371
ep 0.200
sin(ip) 0.108
G 0.150
H 16.200
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 7.988
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3709 0.1996 0.1081 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
16.20 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
S S 0.3652 0.4120 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.4402 0.4120 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.5260 0.4120 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
SQ 0.07 Bus VIS Carvano 2010A&A...510A..43C PHOT
V S 0.3451 0.4120 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT