1998 QL22

1998QL22, 12547, 1987 QY3, 1987QY3, 1987 SD9, 1987SD9, 1990 EL1, 1990EL1, J87Q03Y, J87S09D, J90E01L, J98Q22L

All data for this body: [vot]

MPC data
Name (number) 1998 QL22 (12547)
a 3.18194
e 0.12189
i / sin(i) 7.4764 / 0.13012
q 2.79408
Q 3.56979
ω 86.8103
Node 280.9517
m 233.0284
n 0.1736
Epoch 2460800.5
nobs 2889
nopp 24
Years observed 1987-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.182
ep 0.091
sin(ip) 0.153
G 0.150
H 13.590
Mass
D 8.43 1.610
pV 0.130 0.0510
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 4.518
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1820 0.0915 0.1535 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.43 1.610 1.610 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.130 0.0510 0.0510 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
13.59 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
C 0.753 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.1598 0.1598 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.06 Bus VIS Carvano 2010A&A...510A..43C PHOT