Attila

01489, 1939 GC, 1939GC, 1965 WH, 1965WH, J39G00C, J65W00H

All data for this body: [vot]

MPC data
Name (number) Attila (1489)
a 3.18556
e 0.15337
i / sin(i) 2.4724 / 0.04314
q 2.69701
Q 3.67412
ω 26.7920
Node 154.5696
m 42.5926
n 0.1734
Epoch 2460800.5
nobs 7076
nopp 38
Years observed 1939-2025
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.187
ep 0.187
sin(ip) 0.034
G 0.150
H 11.720
Mass
D 26.84 0.327
pV 0.081 0.0037
Value
Rotational Period 11.200
Period quality 3
Spectral Class C
Spectral Class Score 11.543
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1868 0.1874 0.0343 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
24.30 2.430 2.430 Ali-Lagoa 2018A&A...612A..85A NEATM
24.32 7.180 7.180 Masiero 2021PSJ.....2..162M NEATM
26.77 0.450 0.450 Usui 2011PASJ...63.1117U NEATM
26.79 0.512 0.512 Masiero 2011ApJ...741...68M NEATM
27.44 2.740 2.740 Ali-Lagoa 2018A&A...612A..85A NEATM
30.27 1.900 1.900 Tedesco 2002AJ....123.1056T STM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.054 0.0220 0.0370 Masiero 2021PSJ.....2..162M NEATM
0.057 0.0110 0.0110 Ali-Lagoa 2018A&A...612A..85A NEATM
0.070 0.0090 0.0090 Tedesco 2002AJ....123.1056T STM
0.073 0.0150 0.0150 Ali-Lagoa 2018A&A...612A..85A NEATM
0.089 0.0047 0.0047 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
11.72 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
11.28 3 Synodic Stephens 2007MPBu...34...78S Lightcurve
11.32 2+ Synodic Chang 2019ApJS..241....6C Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.98 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.4285 0.5720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.8353 0.5720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S C 0.1356 0.5720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.4653 0.5720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT