1999 TN91

1999TN91, 1999 TD323, 1999TD323, 70498, J99T91N, J99TW3D

All data for this body: [vot]

MPC data
Name (number) 1999 TN91 (70498)
a 2.36226
e 0.10550
i / sin(i) 5.8884 / 0.10259
q 2.11303
Q 2.61148
ω 304.5218
Node 152.9391
m 299.8683
n 0.2715
Epoch 2460800.5
nobs 1516
nopp 19
Years observed 1995-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.363
ep 0.128
sin(ip) 0.099
G 0.150
H 15.740
Mass
D 2.07 0.623
pV 0.180 0.0522
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 2.419
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3627 0.1276 0.0994 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.07 0.623 0.623 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.180 0.0522 0.0522 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
15.74 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
V V 0.4032 0.4032 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT