1998 HJ98

1998HJ98, 1999 XO230, 1999XO230, 46782, J98H98J, J99XN0O

All data for this body: [vot]

MPC data
Name (number) 1998 HJ98 (46782)
a 2.19856
e 0.09461
i / sin(i) 3.4229 / 0.05971
q 1.99056
Q 2.40656
ω 270.1124
Node 357.1782
m 63.6329
n 0.3023
Epoch 2460800.5
nobs 1886
nopp 20
Years observed 1998-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.199
ep 0.085
sin(ip) 0.052
G 0.150
H 15.520
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.725
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1989 0.0851 0.0522 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
15.52 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 0.2172 0.3650 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.987 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.4671 0.3650 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT