1990 RQ9

1990RQ9, 17453, 1999 CN69, 1999CN69, J90R09Q, J99C69N

All data for this body: [vot]

MPC data
Name (number) 1990 RQ9 (17453)
a 2.28962
e 0.19477
i / sin(i) 5.8313 / 0.10160
q 1.84367
Q 2.73556
ω 135.0248
Node 208.6438
m 357.0874
n 0.2845
Epoch 2460800.5
nobs 2687
nopp 23
Years observed 1986-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.289
ep 0.152
sin(ip) 0.117
G 0.150
H 14.400
Mass
D 3.52 0.278
pV 0.407 0.0812
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 6.000
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 0.6900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2894 0.1516 0.1165 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.32 0.548 0.548 Masiero 2011ApJ...741...68M NEATM
3.58 0.322 0.322 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.379 0.1093 0.1093 Masiero 2011ApJ...741...68M NEATM
0.441 0.1212 0.1212 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
14.40 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
V 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT