2009 UN28

2009UN28, K09U28N, W8740

All data for this body: [vot]

MPC data
Name (number) 2009 UN28 (328740)
a 2.91763
e 0.07987
i / sin(i) 10.4738 / 0.18179
q 2.68459
Q 3.15066
ω 64.2432
Node 229.9287
m 145.7396
n 0.1978
Epoch 2460800.5
nobs 435
nopp 14
Years observed 1994-2024
rms 0.86
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.913
ep 0.081
sin(ip) 0.196
G 0.150
H 16.210
Mass
D 4.08 0.639
pV 0.035 0.0132
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9127 0.0811 0.1959 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.08 0.639 0.639 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.035 0.0132 0.0132 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
16.21 MPC-2023-12-04 MPC-2023-12-04 Phot