1998 FK55

1998FK55, 29580, J98F55K

All data for this body: [vot]

MPC data
Name (number) 1998 FK55 (29580)
a 3.23560
e 0.08149
i / sin(i) 16.5328 / 0.28457
q 2.97192
Q 3.49928
ω 272.2779
Node 176.4586
m 322.6863
n 0.1693
Epoch 2460800.5
nobs 2896
nopp 24
Years observed 1998-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.246
ep 0.035
sin(ip) 0.281
G 0.150
H 13.160
Mass
D 11.20 0.148
pV 0.089 0.0114
Value
Rotational Period 6.800
Period quality 2
Spectral Class D
Spectral Class Score 4.918
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2459 0.0349 0.2815 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.20 0.167 0.167 Masiero 2011ApJ...741...68M NEATM
11.21 0.323 0.323 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.089 0.0174 0.0174 Masiero 2011ApJ...741...68M NEATM
0.089 0.0151 0.0151 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
13.16 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.84 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 D 0.8197 0.4280 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT