1988 RQ2

1988RQ2, 09840, 1981 AW2, 1981AW2, 1992 PC6, 1992PC6, J81A02W, J88R02Q, J92P06C

All data for this body: [vot]

MPC data
Name (number) 1988 RQ2 (9840)
a 2.78018
e 0.07052
i / sin(i) 10.9187 / 0.18942
q 2.58413
Q 2.97624
ω 251.7991
Node 311.0787
m 118.6479
n 0.2126
Epoch 2460800.5
nobs 4013
nopp 28
Years observed 1954-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.781
ep 0.093
sin(ip) 0.206
G 0.150
H 12.610
Mass
D 12.52 0.084
pV 0.109 0.0120
Value
Rotational Period 17.034
Period quality 2
Spectral Class L
Spectral Class Score 9.191
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7809 0.0932 0.2065 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.14 0.950 0.950 Masiero 2012ApJ...759L...8M NEATM
12.52 0.084 0.084 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.100 0.0143 0.0143 Masiero 2011ApJ...741...68M NEATM
0.131 0.0220 0.0220 Masiero 2012ApJ...759L...8M 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
12.61 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
17.0344 2 Sidereal Durech 2020A&A...643A..59D Model
17.0345 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
D DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
D 0.46 Bus VIS Carvano 2010A&A...510A..43C PHOT
D D 0.7446 0.5640 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
L D 0.5318 0.5640 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT