Farquhar

05256, 1955 HK, 1955HK, 1988 NN, 1988NN, J55H00K, J88N00N

All data for this body: [vot]

MPC data
Name (number) Farquhar (5256)
a 2.55320
e 0.19988
i / sin(i) 14.9568 / 0.25809
q 2.04287
Q 3.06353
ω 88.5849
Node 219.2867
m 3.3746
n 0.2416
Epoch 2460800.5
nobs 7950
nopp 28
Years observed 1955-2025
rms 0.51
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.553
ep 0.145
sin(ip) 0.278
G 0.150
H 12.130
Mass
D 12.43 0.095
pV 0.139 0.0141
Value
Rotational Period 11.500
Period quality 2+
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5526 0.1452 0.2782 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.99 0.130 0.130 Masiero 2014ApJ...791..121M NEATM
12.95 0.140 0.140 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.128 0.0198 0.0198 Masiero 2011ApJ...741...68M NEATM
0.150 0.0200 0.0200 Masiero 2014ApJ...791..121M 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
12.13 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
11.504 2+ Synodic Dose 2022MPBu...49..141D Lightcurve
11.513 2 Synodic Odden 2014MPBu...41..274O Lightcurve
11.536 2+ Synodic Farfan 2022MPBu...49..229F Lightcurve
16.2215 2 Synodic Pal 2020ApJS..247...26P Lightcurve