1999 NA28

1999NA28, 40367, J99N28A

All data for this body: [vot]

MPC data
Name (number) 1999 NA28 (40367)
a 2.35781
e 0.20666
i / sin(i) 3.2645 / 0.05695
q 1.87055
Q 2.84508
ω 304.3121
Node 354.3217
m 44.0642
n 0.2722
Epoch 2460800.5
nobs 1460
nopp 21
Years observed 1991-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.358
ep 0.182
sin(ip) 0.061
G 0.150
H 15.730
Mass
D 2.60 0.172
pV 0.126 0.0348
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 0.714
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3582 0.1825 0.0611 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.60 0.172 0.172 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.126 0.0348 0.0348 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
15.73 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
X X 0.1190 0.1190 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT