Attica

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

All data for this body: [vot]

MPC data
Name (number) Attica (1138)
a 3.14411
e 0.07660
i / sin(i) 13.9727 / 0.24146
q 2.90327
Q 3.38494
ω 106.5829
Node 283.4641
m 314.1717
n 0.1768
Epoch 2460200.5
nobs 5651
nopp 31
Years observed 1929-2023
rms 0.39
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.147
ep 0.044
sin(ip) 0.262
Value Standard error
G 0.150
H 11.640
Mass
D 24.84 0.064
pV 0.081 0.0066
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-Oct-2022
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
11.64 MPC-2023-12-04 MPC-2023-12-04 Phot