2001 FB20

2001FB20, 1990 SZ28, 1990SZ28, 1990 UP12, 1990UP12, 2000 AN244, 2000AN244, 42239, J90S28Z, J90U12P, K00AO4N, K01F20B

All data for this body: [vot]

MPC data
Name (number) 2001 FB20 (42239)
a 2.62725
e 0.24108
i / sin(i) 11.9797 / 0.20756
q 1.99387
Q 3.26064
ω 185.0566
Node 191.3754
m 43.2458
n 0.2314
Epoch 2460800.5
nobs 2896
nopp 22
Years observed 1990-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.626
ep 0.216
sin(ip) 0.199
G 0.150
H 14.240
Mass
D 8.22 0.023
pV 0.079 0.0090
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 3.528
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6261 0.2160 0.1990 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.35 1.740 1.740 Masiero 2021PSJ.....2..162M NEATM
7.35 1.764 1.764 Masiero 2017AJ....154..168M NEATM
8.22 0.023 0.023 Masiero 2011ApJ...741...68M NEATM
8.51 0.324 0.324 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.055 0.0230 0.0380 Masiero 2021PSJ.....2..162M NEATM
0.055 0.0352 0.0352 Masiero 2017AJ....154..168M NEATM
0.081 0.0140 0.0140 Masiero 2011ApJ...741...68M NEATM
0.087 0.0136 0.0136 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
14.24 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
C 0.588 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT