2001 XJ256

2001XJ256, B1457, K01XP6J

All data for this body: [vot]

MPC data
Name (number) 2001 XJ256 (111457)
a 2.77227
e 0.13533
i / sin(i) 12.6648 / 0.21925
q 2.39712
Q 3.14743
ω 283.2139
Node 150.0372
m 23.3728
n 0.2135
Epoch 2460800.5
nobs 1180
nopp 17
Years observed 2000-2025
rms 0.83
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.772
ep 0.127
sin(ip) 0.213
G 0.150
H 15.240
Mass
D 2.44 0.567
pV 0.224 0.1115
Value
Rotational Period
Period quality None
Spectral Class L
Spectral Class Score 2.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7719 0.1274 0.2126 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.44 0.567 0.567 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.224 0.1115 0.1115 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
15.24 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
DL 0.20 Bus VIS Carvano 2010A&A...510A..43C PHOT
L DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.1971 0.1971 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT