1997 WL7

1997WL7, 1991 KV2, 1991KV2, 1991 LJ1, 1991LJ1, 29494, J91K02V, J91L01J, J97W07L

All data for this body: [vot]

MPC data
Name (number) 1997 WL7 (29494)
a 2.64615
e 0.08777
i / sin(i) 3.4863 / 0.06081
q 2.41390
Q 2.87839
ω 214.1382
Node 249.8940
m 96.6325
n 0.2290
Epoch 2460800.5
nobs 3575
nopp 23
Years observed 1991-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.646
ep 0.105
sin(ip) 0.077
G 0.150
H 13.950
Mass
D 9.91 0.446
pV 0.052 0.0039
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 6.580
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6458 0.1054 0.0766 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.72 0.520 0.520 Masiero 2012ApJ...759L...8M NEATM
7.44 2.150 2.150 Masiero 2021PSJ.....2..162M NEATM
7.63 1.328 1.328 Masiero 2017AJ....154..168M NEATM
7.72 2.580 2.580 Nugent 2016AJ....152...63N NEATM
7.75 1.590 1.590 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.051 0.0040 0.0040 Masiero 2012ApJ...759L...8M NEATM
0.060 0.0900 0.0900 Nugent 2016AJ....152...63N NEATM
0.081 0.0260 0.0370 Masiero 2021PSJ.....2..162M NEATM
0.088 0.0350 0.0580 Masiero 2021PSJ.....2..162M NEATM
0.115 0.0368 0.0368 Masiero 2017AJ....154..168M 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
13.95 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 B 0.4900 0.3350 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B B 0.6067 0.3350 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.27 Bus VIS Carvano 2010A&A...510A..43C PHOT
S B 0.0854 0.3350 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT