1998 QS54

1998QS54, 2000 EO27, 2000EO27, 52797, J98Q54S, K00E27O

All data for this body: [vot]

MPC data
Name (number) 1998 QS54 (52797)
a 2.32659
e 0.25224
i / sin(i) 4.7103 / 0.08212
q 1.73973
Q 2.91345
ω 55.9759
Node 315.7600
m 174.6742
n 0.2777
Epoch 2460800.5
nobs 1444
nopp 21
Years observed 1995-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.328
ep 0.214
sin(ip) 0.101
G 0.150
H 15.660
Mass
D 2.12 0.500
pV 0.225 0.1602
Value
Rotational Period
Period quality None
Spectral Class L
Spectral Class Score 4.958
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3282 0.2142 0.1011 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.12 0.500 0.500 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.225 0.1602 0.1602 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
15.66 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
Ds Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
L 0.85 Bus VIS Carvano 2010A&A...510A..43C PHOT
L L 0.5430 0.5430 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT