2001 KX31

2001KX31, D1376, K01K31X

All data for this body: [vot]

MPC data
Name (number) 2001 KX31 (131376)
a 3.16334
e 0.22915
i / sin(i) 27.7159 / 0.46509
q 2.43846
Q 3.88822
ω 236.4268
Node 62.6001
m 42.7635
n 0.1752
Epoch 2460800.5
nobs 1069
nopp 21
Years observed 1990-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent Euphrosyne (31)
 
ap 3.164
ep 0.208
sin(ip) 0.448
G 0.150
H 14.220
Mass
D 8.25 0.207
pV 0.058 0.0107
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 3.930
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
31 Euphrosyne 0 Euphrosyne Novakovic 2019EPSC...13.1671N HCM
31 Euphrosyne 901 Euphrosyne Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1640 0.2083 0.4481 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.24 0.208 0.208 Masiero 2011ApJ...741...68M NEATM
9.48 2.380 2.380 Masiero 2020PSJ.....1....5M NEATM
9.83 3.530 3.530 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.038 0.0180 0.0350 Masiero 2021PSJ.....2..162M NEATM
0.041 0.0320 0.0320 Masiero 2020PSJ.....1....5M NEATM
0.065 0.0126 0.0126 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
14.22 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
C 0.655 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT