1999 VP81

1999VP81, 36243, J99V81P

All data for this body: [vot]

MPC data
Name (number) 1999 VP81 (36243)
a 3.08388
e 0.06296
i / sin(i) 11.4567 / 0.19863
q 2.88972
Q 3.27805
ω 55.1118
Node 204.6658
m 11.4218
n 0.1820
Epoch 2460800.5
nobs 3549
nopp 24
Years observed 1997-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.085
ep 0.078
sin(ip) 0.205
G 0.150
H 12.950
Mass
D 6.97 0.291
pV 0.276 0.0426
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 7.682
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0851 0.0781 0.2055 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.97 0.291 0.291 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.276 0.0426 0.0426 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
12.95 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
L 0.50 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.9470 0.5160 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.177 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT