1999 XF2

1999XF2, 25446, J99X02F

All data for this body: [vot]

MPC data
Name (number) 1999 XF2 (25446)
a 2.19439
e 0.14807
i / sin(i) 2.6585 / 0.04638
q 1.86947
Q 2.51930
ω 241.1732
Node 117.7954
m 351.1407
n 0.3032
Epoch 2460800.5
nobs 1873
nopp 21
Years observed 1991-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.195
ep 0.099
sin(ip) 0.041
G 0.150
H 15.560
Mass
D 2.33 0.531
pV 0.248 0.1051
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 21.652
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1945 0.0986 0.0413 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.33 0.531 0.531 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.248 0.1051 0.1051 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
15.56 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
Ds Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.92 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.998 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.9820 0.9850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9886 0.9850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT