1997 WQ15

1997WQ15, 1991 TO7, 1991TO7, 46742, J91T07O, J97W15Q

All data for this body: [vot]

MPC data
Name (number) 1997 WQ15 (46742)
a 3.15537
e 0.17275
i / sin(i) 4.7629 / 0.08303
q 2.61028
Q 3.70046
ω 152.5774
Node 213.0645
m 356.7435
n 0.1758
Epoch 2460800.5
nobs 916
nopp 23
Years observed 1991-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.147
ep 0.153
sin(ip) 0.094
G 0.150
H 14.840
Mass
D 6.86 0.195
pV 0.037 0.0048
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 4.076
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1473 0.1528 0.0939 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.86 0.195 0.195 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.037 0.0048 0.0048 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
14.84 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
B C 0.5427 0.5230 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.6794 0.5230 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT