1999 XU104

1999XU104, 25523, J99XA4U

All data for this body: [vot]

MPC data
Name (number) 1999 XU104 (25523)
a 2.52532
e 0.21096
i / sin(i) 5.5413 / 0.09656
q 1.99259
Q 3.05806
ω 155.4477
Node 244.3312
m 157.9684
n 0.2456
Epoch 2460800.5
nobs 1626
nopp 25
Years observed 1986-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.526
ep 0.168
sin(ip) 0.110
G 0.150
H 14.490
Mass
D 3.60 0.578
pV 0.411 0.2517
Value
Rotational Period
Period quality None
Spectral Class A
Spectral Class Score 4.812
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5257 0.1676 0.1098 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.60 0.578 0.578 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.411 0.2517 0.2517 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
14.49 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
A 0.802 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
K DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT