Obruchev

03128, 1942RG1, 1952JE, 1976YU4, 1979FJ2, 1979HS2, 1981VG2, J42R01G, J52J00E, J76Y04U, J79F02J, J79H02S, J81V02G

All data for this body: [vot]

MPC data
Name (number) Obruchev (3128)
Packed designation 03128
a 3.11525
e 0.15860
i / sin(i) 2.9381 / 0.05126
q 2.62116
Q 3.60934
ω 188.0538
Node 102.3625
m 199.9644
n 0.1793
Epoch 2459600.5
nobs 3172
nopp 35
Years observed 1942-2022
rms 0.58
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.116
ep 0.155
sin(ip) 0.029
Value Standard error
G 0.150
H 12.230
Mass
D 20.50 0.201
pV 0.071 0.0111
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 602 Themis -0.3100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1157 0.1549 0.0291 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
20.40 0.207 0.207 Masiero 2011ApJ...741...68M NEATM
22.25 0.880 0.880 Usui 2011PASJ...63.1117U NEATM
22.47 4.490 4.490 Ali-Lagoa 2018A&A...612A..85A NEATM
23.32 4.660 4.660 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.048 0.0190 0.0190 Ali-Lagoa 2018A&A...612A..85A NEATM
0.052 0.0210 0.0210 Ali-Lagoa 2018A&A...612A..85A NEATM
0.107 0.0180 0.0180 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.23 MPC-2022-01-18 MPC-2022-01-18 Phot