1994 UT1

1994UT1, 13137, 1997 GY23, 1997GY23, J94U01T, J97G23Y

All data for this body: [vot]

MPC data
Name (number) 1994 UT1 (13137)
a 2.71353
e 0.18482
i / sin(i) 14.5990 / 0.25205
q 2.21201
Q 3.21506
ω 331.6322
Node 44.7722
m 314.7327
n 0.2205
Epoch 2460800.5
nobs 4120
nopp 22
Years observed 1994-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.713
ep 0.160
sin(ip) 0.234
G 0.150
H 13.520
Mass
D 6.15 0.132
pV 0.254 0.0201
Value
Rotational Period 97.000
Period quality 2
Spectral Class S
Spectral Class Score 21.859
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7126 0.1601 0.2344 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.69 0.253 0.253 Masiero 2011ApJ...741...68M NEATM
6.32 0.154 0.154 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.232 0.0259 0.0259 Masiero 2011ApJ...741...68M NEATM
0.287 0.0318 0.0318 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
13.52 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
97.4 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Q S 0.790000 0.210000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S-complex Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC
S Bus-DeMeo NIR DeMeo 2019Icar..322...13D SPEC
S 0.24 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.5632 0.5632 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT