1999 JH90

1999JH90, 2000 SX213, 2000SX213, 66361, J99J90H, K00SL3X

All data for this body: [vot]

MPC data
Name (number) 1999 JH90 (66361)
a 2.41525
e 0.17638
i / sin(i) 10.2370 / 0.17772
q 1.98924
Q 2.84125
ω 123.1901
Node 134.9362
m 305.7411
n 0.2626
Epoch 2460800.5
nobs 1346
nopp 20
Years observed 1991-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.416
ep 0.173
sin(ip) 0.169
G 0.150
H 15.620
Mass
D 2.44 0.105
pV 0.225 0.0470
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 4.828
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4155 0.1735 0.1694 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.44 0.105 0.105 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.225 0.0470 0.0470 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
15.62 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
D S 0.4696 0.3370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
LS 0.31 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.4713 0.3370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT