1990 TR

1990TR, 05646, J90T00R

All data for this body: [vot]

MPC data
Name (number) 1990 TR (5646)
a 2.14358
e 0.43563
i / sin(i) 7.9060 / 0.13755
q 1.20978
Q 3.07738
ω 335.7792
Node 14.1008
m 17.7538
n 0.3140
Epoch 2460800.5
nobs 2389
nopp 24
Years observed 1990-2024
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.146
ep 0.169
sin(ip) 0.113
G 0.150
H 15.510
Mass
D 2.49 0.030
pV 0.189 0.0173
Value
Rotational Period 3.199
Period quality 3
Spectral Class Q
Spectral Class Score 76.930
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1456 0.1693 0.1129 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.45 0.060 0.060 Nugent 2016AJ....152...63N NEATM
2.50 0.050 0.050 Nugent 2016AJ....152...63N NEATM
2.51 0.050 0.050 Nugent 2016AJ....152...63N NEATM
2.72 0.525 0.525 Mainzer 2011ApJ...743..156M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.180 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.190 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.190 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.454 0.1940 0.1940 Mainzer 2011ApJ...743..156M 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
15.51 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.1999 3 Synodic Warner 2013MPBu...40...94W Lightcurve
3.204 2+ Synodic Warner 2016MPBu...43..143W Lightcurve
6.25 2 Synodic Wisniewski 1992acm..proc..653W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Q Bus-DeMeo VISNIR Binzel 2019Icar..324...41B SPEC
Q Bus-DeMeo VISNIR Thomas 2011AJ....142...85T SPEC
Q Bus-DeMeo VISNIR Thomas 2014Icar..228..217T SPEC
Q 0.990000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
Q 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S DeMeo-Carry VIS Carry PHOT
S 0.09 Bus VIS Carvano 2010A&A...510A..43C PHOT
U Bus VISNIR Binzel 2004Icar..170..259B SPEC
V V 0.7510 0.7510 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT