1990 UB1

1990UB1, 10766, 1976 GF7, 1976GF7, J76G07F, J90U01B

All data for this body: [vot]

MPC data
Name (number) 1990 UB1 (10766)
a 3.13819
e 0.16015
i / sin(i) 14.7788 / 0.25509
q 2.63561
Q 3.64077
ω 13.5849
Node 32.4564
m 68.2062
n 0.1773
Epoch 2460800.5
nobs 4481
nopp 24
Years observed 1976-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.147
ep 0.138
sin(ip) 0.242
G 0.150
H 12.050
Mass
D 24.71 0.346
pV 0.038 0.0040
Value
Rotational Period 20.460
Period quality 2
Spectral Class X
Spectral Class Score 5.994
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1470 0.1376 0.2420 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
21.11 5.930 5.930 Masiero 2020PSJ.....1....5M NEATM
21.50 0.451 0.451 Masiero 2011ApJ...741...68M NEATM
25.70 4.910 4.910 Masiero 2021PSJ.....2..162M NEATM
28.13 2.100 2.100 Tedesco 2002AJ....123.1056T STM
28.18 5.640 5.640 Ali-Lagoa 2018A&A...612A..85A NEATM
29.56 0.580 0.580 Usui 2011PASJ...63.1117U NEATM
29.81 2.980 2.980 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.033 0.0070 0.0070 Ali-Lagoa 2018A&A...612A..85A NEATM
0.035 0.0060 0.0060 Tedesco 2002AJ....123.1056T STM
0.037 0.0150 0.0150 Ali-Lagoa 2018A&A...612A..85A NEATM
0.042 0.0140 0.0220 Masiero 2021PSJ.....2..162M NEATM
0.055 0.0350 0.0350 Masiero 2020PSJ.....1....5M NEATM
0.073 0.0138 0.0138 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
12.05 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
20.464 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
X 0.999 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT