1993 HW2

1993HW2, 2000 WH62, 2000WH62, 90745, J93H02W, K00W62H

All data for this body: [vot]

MPC data
Name (number) 1993 HW2 (90745)
a 2.74975
e 0.14278
i / sin(i) 8.9065 / 0.15482
q 2.35715
Q 3.14235
ω 281.5044
Node 168.8343
m 105.1858
n 0.2162
Epoch 2460800.5
nobs 1204
nopp 20
Years observed 1993-2025
rms 0.85
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.749
ep 0.143
sin(ip) 0.154
G 0.150
H 15.350
Mass
D 2.51 0.356
pV 0.308 0.0679
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.100
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 -0.4500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7491 0.1433 0.1541 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.51 0.356 0.356 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.308 0.0679 0.0679 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
15.35 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.1881 0.9800 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9952 0.9800 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
SQ 0.63 Bus VIS Carvano 2010A&A...510A..43C PHOT