1987 UR

1987UR, 14357, 1961 VD, 1961VD, J61V00D, J87U00R

All data for this body: [vot]

MPC data
Name (number) 1987 UR (14357)
a 3.00721
e 0.27410
i / sin(i) 5.9493 / 0.10365
q 2.18292
Q 3.83150
ω 22.4087
Node 23.2176
m 47.9304
n 0.1890
Epoch 2460800.5
nobs 4536
nopp 22
Years observed 1961-2025
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.011
ep 0.240
sin(ip) 0.099
G 0.150
H 13.550
Mass
D 10.77 3.380
pV 0.066 0.0515
Value
Rotational Period 467.860
Period quality 2
Spectral Class C
Spectral Class Score 13.430
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0115 0.2401 0.0992 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.77 3.380 3.380 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.066 0.0340 0.0690 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
13.55 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
467.864 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.926 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.6038 0.6640 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.7085 0.6640 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Ds Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT