1998 HQ68

1998HQ68, 1999 RJ123, 1999RJ123, 42671, J98H68Q, J99RC3J

All data for this body: [vot]

MPC data
Name (number) 1998 HQ68 (42671)
a 2.35097
e 0.12264
i / sin(i) 6.2600 / 0.10904
q 2.06264
Q 2.63930
ω 138.4227
Node 236.3003
m 21.6655
n 0.2734
Epoch 2460800.5
nobs 3085
nopp 20
Years observed 1998-2024
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.351
ep 0.091
sin(ip) 0.123
G 0.150
H 14.820
Mass
D 2.69 0.061
pV 0.388 0.0449
Value
Rotational Period 3.656
Period quality 2
Spectral Class S
Spectral Class Score 7.988
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 0 Vesta Novakovic 2019EPSC...13.1671N HCM
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3510 0.0911 0.1227 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.69 0.061 0.061 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.388 0.0449 0.0449 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
14.82 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.656 2- Synodic Erasmus 2020ApJS..247...13E Lightcurve
3.65642 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.43 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.8547 0.8547 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT