1999 XE123

1999XE123, 1993 FD56, 1993FD56, 41297, J93F56D, J99XC3E

All data for this body: [vot]

MPC data
Name (number) 1999 XE123 (41297)
a 2.65506
e 0.19653
i / sin(i) 13.3728 / 0.23129
q 2.13327
Q 3.17685
ω 317.1141
Node 24.9765
m 9.6027
n 0.2278
Epoch 2460800.5
nobs 1520
nopp 22
Years observed 1993-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.655
ep 0.160
sin(ip) 0.223
G 0.150
H 14.690
Mass
D 3.67 0.622
pV 0.172 0.0399
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 4.584
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia 0.0800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6552 0.1601 0.2232 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.67 0.622 0.622 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.172 0.0399 0.0399 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
14.69 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
S 0.764 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT