1999 UD42

1999UD42, 1999 UF55, 1999UF55, 43011, J99U42D, J99U55F

All data for this body: [vot]

MPC data
Name (number) 1999 UD42 (43011)
a 2.20122
e 0.18580
i / sin(i) 3.8997 / 0.06801
q 1.79222
Q 2.61022
ω 54.7045
Node 265.9494
m 156.7192
n 0.3018
Epoch 2460200.5
nobs 1782
nopp 19
Years observed 1996-2023
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.202
ep 0.121
sin(ip) 0.078
Value Standard error
G 0.150
H 15.320
Mass
D 2.37 0.417
pV 0.239 0.0687
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 402 Flora 0.0000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2018 0.1210 0.0780 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.37 0.417 0.417 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.239 0.0687 0.0687 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
15.32 MPC-2023-12-04 MPC-2023-12-04 Phot