1998 QL26

1998QL26, 1999 XU21, 1999XU21, 25028, J98Q26L, J99X21U

All data for this body: [vot]

MPC data
Name (number) 1998 QL26 (25028)
a 2.65020
e 0.12241
i / sin(i) 4.3410 / 0.07569
q 2.32579
Q 2.97461
ω 267.4411
Node 126.3526
m 11.6002
n 0.2284
Epoch 2460800.5
nobs 1882
nopp 22
Years observed 1997-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.651
ep 0.086
sin(ip) 0.061
G 0.150
H 14.950
Mass
D 3.20 0.422
pV 0.157 0.0335
Value
Rotational Period 5.800
Period quality 3
Spectral Class L
Spectral Class Score 4.931
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6505 0.0858 0.0615 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.20 0.422 0.422 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.157 0.0335 0.0335 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
14.95 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.88 3 Synodic Chang 2014ApJ...788...17C Lightcurve
5.903 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D L 0.6378 0.3950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L L 0.8219 0.3950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT