Eri

01402, 1936 OC, 1936OC, 1949 MS, 1949MS, J36O00C, J49M00S

All data for this body: [vot]

MPC data
Name (number) Eri (1402)
a 2.68478
e 0.15473
i / sin(i) 14.2927 / 0.24688
q 2.26935
Q 3.10021
ω 11.6192
Node 266.9447
m 308.9632
n 0.2240
Epoch 2460200.5
nobs 3250
nopp 29
Years observed 1936-2023
rms 0.54
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.685
ep 0.160
sin(ip) 0.257
Value Standard error
G 0.150
H 12.840
Mass
D 14.37 0.077
pV 0.040 0.0044
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6849 0.1599 0.2566 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.21 0.078 0.078 Masiero 2011ApJ...741...68M NEATM
15.06 3.540 3.540 Masiero 2021PSJ.....2..162M NEATM
15.55 4.970 4.970 Masiero 2021PSJ.....2..162M NEATM
16.64 6.200 6.200 Masiero 2021PSJ.....2..162M NEATM
16.96 4.110 4.110 Masiero 2021PSJ.....2..162M NEATM
18.21 1.820 1.820 Ali-Lagoa 2018A&A...612A..85A NEATM
18.58 0.420 0.420 Usui 2011PASJ...63.1117U NEATM
19.73 3.950 3.950 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.037 0.0056 0.0056 Masiero 2011ApJ...741...68M NEATM
0.037 0.0130 0.0200 Masiero 2021PSJ.....2..162M NEATM
0.037 0.0160 0.0270 Masiero 2021PSJ.....2..162M NEATM
0.039 0.0220 0.0530 Masiero 2021PSJ.....2..162M NEATM
0.042 0.0170 0.0170 Ali-Lagoa 2018A&A...612A..85A NEATM
0.049 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.059 0.0250 0.0440 Masiero 2021PSJ.....2..162M 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
12.84 MPC-2023-12-04 MPC-2023-12-04 Phot