Thersander

09817, 1991 HV2, 1991HV2, 1996 RB33, 1996RB33, 6540 P-L, 6540P-L, J91H02V, J96R33B, PLS6540

All data for this body: [vot]

MPC data
Name (number) Thersander (9817)
a 5.23103
e 0.04064
i / sin(i) 9.1725 / 0.15941
q 5.01843
Q 5.44364
ω 87.5099
Node 24.1880
m 14.9487
n 0.0824
Epoch 2460800.5
nobs 2226
nopp 27
Years observed 1960-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 11.540
Mass
D 22.88 2.050
pV 0.102 0.0260
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 5.045
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
22.88 2.050 2.050 Grav 2012ApJ...759...49G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.102 0.0260 0.0260 Grav 2012ApJ...759...49G 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
11.54 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
X 0.490 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.3509 0.3509 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT