1999 HP11

1999HP11, 31662, J99H11P

All data for this body: [vot]

MPC data
Name (number) 1999 HP11 (31662)
a 1.59745
e 0.54788
i / sin(i) 18.8168 / 0.32254
q 0.72225
Q 2.47266
ω 312.0219
Node 13.9366
m 256.5288
n 0.4882
Epoch 2460800.5
nobs 71
nopp 9
Years observed 1999-2023
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 19.540
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 0.860
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
19.54 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
V V 0.1433 0.1433 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT