1999 TT220

1999TT220, 1995 OR11, 1995OR11, D4613, J95O11R, J99TM0T

All data for this body: [vot]

MPC data
Name (number) 1999 TT220 (134613)
a 2.41483
e 0.13485
i / sin(i) 5.2316 / 0.09118
q 2.08918
Q 2.74048
ω 47.6572
Node 325.5827
m 297.8426
n 0.2626
Epoch 2460800.5
nobs 690
nopp 18
Years observed 1995-2025
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.414
ep 0.102
sin(ip) 0.101
G 0.150
H 16.320
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 2.167
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4144 0.1023 0.1006 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
16.32 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 S 0.1935 0.1720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.3611 0.1720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT