2009 UZ21

2009UZ21, K09U21Z, Q4134

All data for this body: [vot]

MPC data
Name (number) 2009 UZ21 (264134)
a 5.18355
e 0.08291
i / sin(i) 10.0994 / 0.17536
q 4.75378
Q 5.61331
ω 323.6632
Node 85.7906
m 97.3300
n 0.0835
Epoch 2460800.5
nobs 586
nopp 18
Years observed 1998-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 13.270
Mass
D 13.61 1.210
pV 0.060 0.0170
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 3.708
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.61 1.210 1.210 Grav 2011ApJ...742...40G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.060 0.0170 0.0170 Grav 2011ApJ...742...40G 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
13.27 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
D D 0.0728 0.2430 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D D 0.4199 0.2430 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.618 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT