1998 FH104

1998FH104, 1999 RW144, 1999RW144, 39942, J98FA4H, J99RE4W

All data for this body: [vot]

MPC data
Name (number) 1998 FH104 (39942)
a 2.41250
e 0.10054
i / sin(i) 6.4666 / 0.11262
q 2.16996
Q 2.65505
ω 33.2203
Node 279.5161
m 328.0813
n 0.2630
Epoch 2460800.5
nobs 2211
nopp 21
Years observed 1998-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.413
ep 0.075
sin(ip) 0.125
G 0.150
H 14.970
Mass
D 2.50 0.671
pV 0.408 0.1262
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 14.493
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4126 0.0750 0.1248 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.50 0.671 0.671 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.408 0.1262 0.1262 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
14.97 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
V DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
V 0.37 Bus VIS Carvano 2010A&A...510A..43C PHOT
V 0.965 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
V V 0.9939 0.4020 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT