2001 UM138

2001UM138, 2001 SZ168, 2001SZ168, G0908, K01SG8Z, K01UD8M

All data for this body: [vot]

MPC data
Name (number) 2001 UM138 (160908)
a 2.16156
e 0.06702
i / sin(i) 5.3548 / 0.09332
q 2.01670
Q 2.30643
ω 198.7664
Node 43.0083
m 290.1795
n 0.3101
Epoch 2460800.5
nobs 576
nopp 16
Years observed 2000-2025
rms 0.86
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.162
ep 0.106
sin(ip) 0.086
G 0.150
H 17.250
Mass
D
pV
Value
Rotational Period 450.000
Period quality 2
Spectral Class S
Spectral Class Score 11.237
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1618 0.1057 0.0864 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
17.25 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
450.0 2 Synodic Podlewska 2021ApJS..255....4P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Q 0.16 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.817 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.7225 0.7080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.0466 0.7080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT