1999 UG4

1999UG4, 1992 YO5, 1992YO5, 25388, J92Y05O, J99U04G

All data for this body: [vot]

MPC data
Name (number) 1999 UG4 (25388)
a 2.40530
e 0.14345
i / sin(i) 2.2885 / 0.03993
q 2.06026
Q 2.75034
ω 347.6985
Node 177.4227
m 184.3212
n 0.2642
Epoch 2460800.5
nobs 2623
nopp 22
Years observed 1992-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.406
ep 0.181
sin(ip) 0.043
G 0.150
H 14.760
Mass
D 3.25 0.395
pV 0.290 0.0982
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
135 Hertha 0 Hertha Novakovic 2019EPSC...13.1671N HCM
44 Nysa 405 Nysa-Polana -0.2300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4060 0.1808 0.0427 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.25 0.395 0.395 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.290 0.0982 0.0982 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
14.76 MPC-2023-12-04 MPC-2023-12-04 Phot