1999 NT4

1999NT4, 19583, 1976 JU9, 1976JU9, 1998 KM17, 1998KM17, J76J09U, J98K17M, J99N04T

All data for this body: [vot]

MPC data
Name (number) 1999 NT4 (19583)
a 2.37655
e 0.07767
i / sin(i) 2.1958 / 0.03832
q 2.19195
Q 2.56114
ω 97.5031
Node 338.1038
m 278.2467
n 0.2690
Epoch 2460800.5
nobs 3398
nopp 21
Years observed 1976-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.377
ep 0.086
sin(ip) 0.044
G 0.150
H 14.370
Mass
D 2.49 0.696
pV 0.450 0.0788
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.958
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
126 Velleda -1 Velleda -1.0000 Nesvorny 2024ApJS..274...25N HCM-2024
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3767 0.0862 0.0445 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.49 0.696 0.696 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.450 0.0788 0.0788 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
14.37 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 0.993 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT