1998 FR78

1998FR78, 17809, 2000 QJ23, 2000QJ23, J98F78R, K00Q23J

All data for this body: [vot]

MPC data
Name (number) 1998 FR78 (17809)
a 3.21767
e 0.12254
i / sin(i) 15.6427 / 0.26964
q 2.82339
Q 3.61194
ω 209.0493
Node 177.9461
m 60.7895
n 0.1708
Epoch 2460800.5
nobs 4026
nopp 24
Years observed 1992-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.225
ep 0.098
sin(ip) 0.264
G 0.150
H 12.770
Mass
D 16.75 0.144
pV 0.054 0.0038
Value
Rotational Period 61.707
Period quality 2
Spectral Class C
Spectral Class Score 3.078
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2251 0.0980 0.2635 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
16.28 0.194 0.194 Masiero 2011ApJ...741...68M NEATM
17.16 0.218 0.218 Masiero 2011ApJ...741...68M NEATM
19.75 3.950 3.950 Ali-Lagoa 2018A&A...612A..85A NEATM
20.73 6.310 6.310 Masiero 2021PSJ.....2..162M NEATM
21.68 1.200 1.200 Usui 2011PASJ...63.1117U NEATM
24.25 4.850 4.850 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.026 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.028 0.0140 0.0300 Masiero 2021PSJ.....2..162M NEATM
0.040 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A NEATM
0.060 0.0052 0.0052 Masiero 2011ApJ...741...68M NEATM
0.067 0.0081 0.0081 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
12.77 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
29.886 2 Sidereal Durech 2023A&A...675A..24D Model
61.7073 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C C 0.5130 0.2160 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT