1998 QL40

1998QL40, 40126, J98Q40L

All data for this body: [vot]

MPC data
Name (number) 1998 QL40 (40126)
a 2.70541
e 0.22704
i / sin(i) 11.8170 / 0.20479
q 2.09117
Q 3.31966
ω 109.6532
Node 183.6373
m 29.2772
n 0.2215
Epoch 2460800.5
nobs 1856
nopp 22
Years observed 1997-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.704
ep 0.280
sin(ip) 0.206
G 0.150
H 14.680
Mass
D 3.37 0.454
pV 0.156 0.0464
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 19.935
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7036 0.2804 0.2059 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.37 0.454 0.454 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.156 0.0464 0.0464 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
14.68 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
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.55 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.9063 0.9410 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9264 0.9410 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9731 0.9410 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT