1998 HJ100

1998HJ100, 19480, 1991 VG6, 1991VG6, J91V06G, J98HA0J

All data for this body: [vot]

MPC data
Name (number) 1998 HJ100 (19480)
a 2.77839
e 0.10666
i / sin(i) 8.9155 / 0.15498
q 2.48205
Q 3.07472
ω 296.7349
Node 191.2206
m 21.0671
n 0.2128
Epoch 2460800.5
nobs 3299
nopp 23
Years observed 1991-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.779
ep 0.134
sin(ip) 0.160
G 0.150
H 13.600
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.388
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 0 Gefion Novakovic 2019EPSC...13.1671N HCM
1272 Gefion 516 Gefion -0.1400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7787 0.1342 0.1599 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
13.60 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 0.898 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT