2001 VP55

2001VP55, 1998 XM87, 1998XM87, 55524, J98X87M, K01V55P

All data for this body: [vot]

MPC data
Name (number) 2001 VP55 (55524)
a 2.32912
e 0.22193
i / sin(i) 6.9255 / 0.12058
q 1.81222
Q 2.84601
ω 336.5936
Node 261.1505
m 17.8942
n 0.2773
Epoch 2460800.5
nobs 3246
nopp 22
Years observed 1990-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.329
ep 0.240
sin(ip) 0.134
G 0.150
H 14.510
Mass
D 7.08 0.042
pV 0.063 0.0047
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 5.890
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3294 0.2403 0.1344 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.10 1.060 1.060 Masiero 2020PSJ.....1....5M NEATM
5.50 1.360 1.360 Masiero 2020PSJ.....1....5M NEATM
7.08 0.042 0.042 Masiero 2011ApJ...741...68M NEATM
7.40 0.540 0.540 Usui 2011PASJ...63.1117U NEATM
7.74 1.550 1.550 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.055 0.0220 0.0220 Ali-Lagoa 2018A&A...612A..85A NEATM
0.063 0.0048 0.0048 Masiero 2011ApJ...741...68M NEATM
0.101 0.0750 0.0750 Masiero 2020PSJ.....1....5M NEATM
0.118 0.0800 0.0800 Masiero 2020PSJ.....1....5M 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
14.51 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
B B 0.6484 0.6484 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C 0.40 Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.760 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT