2001 XN31

2001XN31, B1268, K01X31N

All data for this body: [vot]

MPC data
Name (number) 2001 XN31 (111268)
a 2.76739
e 0.39153
i / sin(i) 30.1751 / 0.50265
q 1.68387
Q 3.85090
ω 254.7084
Node 123.1373
m 81.7808
n 0.2141
Epoch 2460800.5
nobs 1721
nopp 21
Years observed 1991-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.768
ep 0.265
sin(ip) 0.530
G 0.150
H 14.380
Mass
D 4.70 0.708
pV 0.130 0.0395
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 7.569
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
2 Pallas 0 Pallas Novakovic 2019EPSC...13.1671N HCM
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7684 0.2652 0.5301 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.02 1.050 1.050 Masiero 2021PSJ.....2..162M NEATM
5.13 1.370 1.370 Masiero 2021PSJ.....2..162M NEATM
5.39 1.340 1.340 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.126 0.0490 0.0790 Masiero 2021PSJ.....2..162M NEATM
0.128 0.0480 0.0770 Masiero 2021PSJ.....2..162M NEATM
0.139 0.0840 0.0840 Masiero 2012ApJ...759L...8M 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
14.38 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 0.261 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C 0.51 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.2560 0.3660 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.3465 0.3660 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.4890 0.3660 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.0348 0.3660 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT