1999 XN31

1999XN31, 43113, J99X31N

All data for this body: [vot]

MPC data
Name (number) 1999 XN31 (43113)
a 3.02432
e 0.11159
i / sin(i) 8.6223 / 0.14992
q 2.68685
Q 3.36179
ω 89.7688
Node 260.2853
m 41.8981
n 0.1874
Epoch 2460800.5
nobs 2929
nopp 23
Years observed 1998-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 3.023
ep 0.073
sin(ip) 0.170
G 0.150
H 13.660
Mass
D 7.31 0.092
pV 0.174 0.0121
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 4.722
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
221 Eos 606 Eos -0.0200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0234 0.0732 0.1702 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.31 0.092 0.092 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.174 0.0121 0.0121 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
13.66 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 0.787 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT