2001 TF221

2001TF221, 1999 GM53, 1999GM53, B0706, J99G53M, K01TM1F

All data for this body: [vot]

MPC data
Name (number) 2001 TF221 (110706)
a 2.73691
e 0.14854
i / sin(i) 9.9509 / 0.17280
q 2.33038
Q 3.14344
ω 180.7760
Node 355.2685
m 295.8057
n 0.2177
Epoch 2460800.5
nobs 979
nopp 19
Years observed 1960-2025
rms 0.87
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.735
ep 0.220
sin(ip) 0.174
G 0.150
H 15.480
Mass
D 4.00 1.151
pV 0.101 0.0261
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 4.199
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7347 0.2203 0.1738 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.00 1.151 1.151 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.101 0.0261 0.0261 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
15.48 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.11 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.3298 0.3298 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L 0.479 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT