2001 FY87

2001FY87, 1999 XN171, 1999XN171, 46169, J99XH1N, K01F87Y

All data for this body: [vot]

MPC data
Name (number) 2001 FY87 (46169)
a 2.78930
e 0.05434
i / sin(i) 6.9007 / 0.12015
q 2.63773
Q 2.94088
ω 241.1972
Node 73.7094
m 304.8928
n 0.2116
Epoch 2460800.5
nobs 1278
nopp 23
Years observed 1991-2025
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.789
ep 0.040
sin(ip) 0.102
G 0.150
H 14.870
Mass
D
pV
Value
Rotational Period 4.580
Period quality 2
Spectral Class A
Spectral Class Score 2.013
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7889 0.0403 0.1023 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
14.87 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.582 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
4.588 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
A S 0.3355 0.3250 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L S 0.3320 0.3250 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
LS 0.20 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT