1999 NA38

1999NA38, 18037, 1997 NA5, 1997NA5, J97N05A, J99N38A

All data for this body: [vot]

MPC data
Name (number) 1999 NA38 (18037)
a 5.22889
e 0.08327
i / sin(i) 15.3740 / 0.26512
q 4.79349
Q 5.66429
ω 255.5908
Node 114.4817
m 1.0965
n 0.0824
Epoch 2460800.5
nobs 1779
nopp 29
Years observed 1954-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 11.610
Mass
D 24.97 0.754
pV 0.082 0.0087
Value
Rotational Period 30.280
Period quality 2
Spectral Class D
Spectral Class Score 6.740
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
24.42 0.980 0.980 Grav 2012ApJ...759...49G NEATM
25.77 1.180 1.180 Grav 2011ApJ...742...40G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.080 0.0180 0.0180 Grav 2011ApJ...742...40G NEATM
0.082 0.0100 0.0100 Grav 2012ApJ...759...49G 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
11.61 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
30.283 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
D 0.20 Bus VIS Carvano 2010A&A...510A..43C PHOT
D D 0.7233 0.7233 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Ds Ds None None Movis NIR Popescu 2018A&A...617A..12P PHOT
K DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT