1999 UD11

1999UD11, 2001 CN15, 2001CN15, 91855, J99U11D, K01C15N

All data for this body: [vot]

MPC data
Name (number) 1999 UD11 (91855)
a 3.09576
e 0.12897
i / sin(i) 20.6679 / 0.35295
q 2.69651
Q 3.49502
ω 20.6501
Node 324.6398
m 307.6088
n 0.1809
Epoch 2460800.5
nobs 1087
nopp 19
Years observed 1998-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.095
ep 0.123
sin(ip) 0.358
G 0.150
H 14.470
Mass
D 9.27 2.570
pV 0.038 0.0335
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.166
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0947 0.1231 0.3577 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.27 2.570 2.570 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.038 0.0210 0.0460 Masiero 2021PSJ.....2..162M 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
14.47 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
S 0.861 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.3867 0.3867 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT