Utra

01447, 1918 FA, 1918FA, 1936 SB, 1936SB, 1938 BB, 1938BB, 1951 KO, 1951KO, J18F00A, J36S00B, J38B00B, J51K00O

All data for this body: [vot]

MPC data
Name (number) Utra (1447)
a 2.53434
e 0.04129
i / sin(i) 4.7844 / 0.08341
q 2.42971
Q 2.63897
ω 67.6316
Node 35.3775
m 245.8843
n 0.2443
Epoch 2460800.5
nobs 4731
nopp 43
Years observed 1938-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.535
ep 0.058
sin(ip) 0.076
G 0.150
H 11.740
Mass
D 12.31 0.077
pV 0.329 0.0273
Value
Rotational Period 257.000
Period quality 2
Spectral Class S
Spectral Class Score 7.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5352 0.0580 0.0756 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.83 0.120 0.120 Masiero 2014ApJ...791..121M NEATM
11.83 0.860 0.860 Usui 2011PASJ...63.1117U NEATM
12.12 2.420 2.420 Ali-Lagoa 2018A&A...612A..85A NEATM
12.63 0.103 0.103 Masiero 2011ApJ...741...68M NEATM
13.26 0.530 0.530 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.278 0.1110 0.1110 Ali-Lagoa 2018A&A...612A..85A NEATM
0.303 0.0380 0.0380 Masiero 2012ApJ...759L...8M NEATM
0.338 0.0591 0.0591 Masiero 2011ApJ...741...68M NEATM
0.400 0.0600 0.0600 Masiero 2014ApJ...791..121M 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
11.74 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
257.0 2 Synodic Martinez LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC