Matgallagher

1998 QM41, 1998QM41, 1999 XA81, 1999XA81, 28074, J98Q41M, J99X81A

All data for this body: [vot]

MPC data
Name (number) Matgallagher (28074)
a 2.90304
e 0.03794
i / sin(i) 2.2464 / 0.03920
q 2.79291
Q 3.01318
ω 194.0716
Node 155.1801
m 133.6695
n 0.1993
Epoch 2460800.5
nobs 1732
nopp 23
Years observed 1996-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.903
ep 0.013
sin(ip) 0.034
G 0.150
H 14.460
Mass
D 4.18 1.270
pV 0.211 0.0880
Value
Rotational Period
Period quality None
Spectral Class L
Spectral Class Score 3.348
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9031 0.0129 0.0335 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.18 1.270 1.270 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.211 0.0880 0.0880 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
14.46 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
L 0.558 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT