2001 FS4

2001FS4, 1994 AJ14, 1994AJ14, 1999 TY199, 1999TY199, 51428, J94A14J, J99TJ9Y, K01F04S

All data for this body: [vot]

MPC data
Name (number) 2001 FS4 (51428)
a 2.23190
e 0.19516
i / sin(i) 5.5932 / 0.09746
q 1.79633
Q 2.66747
ω 346.8474
Node 289.5050
m 347.6741
n 0.2956
Epoch 2460800.5
nobs 2083
nopp 21
Years observed 1994-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.232
ep 0.172
sin(ip) 0.104
G 0.150
H 15.560
Mass
D 2.55 0.580
pV 0.225 0.0734
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.714
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2319 0.1719 0.1045 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.55 0.580 0.580 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.225 0.0734 0.0734 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
15.56 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
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.89 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.9890 0.9890 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT