1999 UO23

1999UO23, 44865, J99U23O

All data for this body: [vot]

MPC data
Name (number) 1999 UO23 (44865)
a 2.54156
e 0.10584
i / sin(i) 13.0464 / 0.22574
q 2.27256
Q 2.81056
ω 295.9330
Node 218.6959
m 335.0841
n 0.2432
Epoch 2460800.5
nobs 2092
nopp 21
Years observed 1998-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.540
ep 0.150
sin(ip) 0.238
G 0.150
H 14.710
Mass
D 2.80 0.509
pV 0.430 0.2087
Value
Rotational Period
Period quality None
Spectral Class A
Spectral Class Score 4.308
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 502 Eunomia -0.7200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5401 0.1503 0.2385 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.80 0.509 0.509 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.430 0.2087 0.2087 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
14.71 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 0.718 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT