1998 JT4

1998JT4, 74054, J98J04T

All data for this body: [vot]

MPC data
Name (number) 1998 JT4 (74054)
a 3.92842
e 0.15962
i / sin(i) 5.0530 / 0.08808
q 3.30137
Q 4.55546
ω 155.5554
Node 65.4094
m 171.3317
n 0.1266
Epoch 2460800.5
nobs 1256
nopp 23
Years observed 1998-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.967
ep 0.218
sin(ip) 0.073
G 0.150
H 13.710
Mass
D 11.22 0.690
pV 0.067 0.0130
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 4.656
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.9671 0.2185 0.0732 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.22 0.690 0.690 Grav 2012ApJ...744..197G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.067 0.0130 0.0130 Grav 2012ApJ...744..197G 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
13.71 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 0.776 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT