2000 FY21

2000FY21, 81221, K00F21Y

All data for this body: [vot]

MPC data
Name (number) 2000 FY21 (81221)
a 3.03986
e 0.04919
i / sin(i) 12.4131 / 0.21496
q 2.89034
Q 3.18938
ω 172.2672
Node 118.7277
m 172.0055
n 0.1860
Epoch 2460800.5
nobs 1273
nopp 21
Years observed 1999-2025
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.035
ep 0.057
sin(ip) 0.196
G 0.150
H 14.490
Mass
D 4.89 0.578
pV 0.203 0.0469
Value
Rotational Period 20.400
Period quality 2
Spectral Class S
Spectral Class Score 4.597
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0350 0.0565 0.1958 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.89 0.578 0.578 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.203 0.0469 0.0469 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
14.49 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
13.5248 2 Sidereal Durech 2023A&A...675A..24D Model
20.43 2 Synodic Chang 2016ApJS..227...20C Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S S 0.7662 0.7662 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
XS 0.07 Bus VIS Carvano 2010A&A...510A..43C PHOT