1999 XF31

1999XF31, 1990 EL3, 1990EL3, 49791, J90E03L, J99X31F

All data for this body: [vot]

MPC data
Name (number) 1999 XF31 (49791)
a 2.31630
e 0.05426
i / sin(i) 6.1262 / 0.10672
q 2.19063
Q 2.44198
ω 288.7960
Node 186.0583
m 39.3249
n 0.2796
Epoch 2460800.5
nobs 1484
nopp 21
Years observed 1990-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.317
ep 0.092
sin(ip) 0.113
G 0.150
H 15.900
Mass
D
pV
Value
Rotational Period 13.820
Period quality 3
Spectral Class V
Spectral Class Score 14.985
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 0 Vesta Novakovic 2019EPSC...13.1671N HCM
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3167 0.0921 0.1130 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.90 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
13.822 3 Synodic Pravec 2019Icar..333..429P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.971 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
V DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
V 0.69 Bus VIS Carvano 2010A&A...510A..43C PHOT
V V 0.9379 0.9820 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9962 0.9820 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT