1990 QJ1

1990QJ1, 08655, 1980 RD, 1980RD, 1990 TF5, 1990TF5, J80R00D, J90Q01J, J90T05F

All data for this body: [vot]

MPC data
Name (number) 1990 QJ1 (8655)
a 2.22577
e 0.16368
i / sin(i) 4.5863 / 0.07996
q 1.86147
Q 2.59008
ω 53.7756
Node 323.4630
m 133.2292
n 0.2968
Epoch 2460800.5
nobs 3320
nopp 25
Years observed 1976-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.226
ep 0.130
sin(ip) 0.087
G 0.150
H 14.480
Mass
D 3.29 0.100
pV 0.359 0.0241
Value
Rotational Period 4.400
Period quality 2-
Spectral Class S
Spectral Class Score 1.823
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
298 Baptistina 0 Baptistina Novakovic 2019EPSC...13.1671N HCM
8 Flora 402 Flora 0.1900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2263 0.1296 0.0874 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.24 0.150 0.150 Masiero 2012ApJ...759L...8M NEATM
3.33 0.135 0.135 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.352 0.0350 0.0350 Masiero 2012ApJ...759L...8M NEATM
0.365 0.0333 0.0333 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
14.48 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.402 2- Synodic Podlewska 2021ApJS..255....4P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.17 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.2471 0.2471 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT