Attica

01138, 1929 WF, 1929WF, 1954 GK, 1954GK, J29W00F, J54G00K

All data for this body: [vot]

MPC data
Name (number) Attica (1138)
a 3.14928
e 0.07878
i / sin(i) 13.9895 / 0.24174
q 2.90119
Q 3.39738
ω 106.1124
Node 283.3845
m 60.5326
n 0.1764
Epoch 2460800.5
nobs 6389
nopp 32
Years observed 1929-2025
rms 0.54
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.147
ep 0.044
sin(ip) 0.262
G 0.150
H 11.560
Mass
D 24.84 0.064
pV 0.081 0.0066
Value
Rotational Period 24.000
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1468 0.0436 0.2624 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
23.32 0.130 0.130 Masiero 2014ApJ...791..121M NEATM
23.68 0.110 0.110 Masiero 2014ApJ...791..121M NEATM
24.18 2.420 2.420 Ali-Lagoa 2018A&A...612A..85A NEATM
26.28 0.570 0.570 Usui 2011PASJ...63.1117U NEATM
26.41 0.218 0.218 Masiero 2011ApJ...741...68M NEATM
26.84 0.116 0.116 Masiero 2011ApJ...741...68M NEATM
28.60 2.860 2.860 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.065 0.0130 0.0130 Ali-Lagoa 2018A&A...612A..85A NEATM
0.074 0.0150 0.0150 Masiero 2011ApJ...741...68M NEATM
0.077 0.0154 0.0154 Masiero 2011ApJ...741...68M NEATM
0.090 0.0180 0.0180 Ali-Lagoa 2018A&A...612A..85A NEATM
0.100 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM
0.110 0.0200 0.0200 Masiero 2014ApJ...791..121M 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
11.56 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
24.0 2 Synodic Behrend LCDB Lightcurve