1981ES3

30734, J81E03S

All data for this body: [vot]

MPC data
Name (number) 1981ES3 (30734)
Packed designation 30734
a 2.65625
e 0.17920
i / sin(i) 11.5950 / 0.20099
q 2.18026
Q 3.13225
ω 85.0695
Node 307.8340
m 290.2791
n 0.2277
Epoch 2459600.5
nobs 1341
nopp 18
Years observed 1981-2021
rms 0.47
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.657
ep 0.141
sin(ip) 0.222
Value Standard error
G 0.150
H 13.960
Mass
D 4.62 0.109
pV 0.228 0.0242
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 502 Eunomia 0.1200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6566 0.1414 0.2219 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.62 0.109 0.109 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.228 0.0242 0.0242 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
13.96 MPC-2022-01-18 MPC-2022-01-18 Phot