1991 EL4

1991EL4, 13959, 1992 PA3, 1992PA3, J91E04L, J92P03A

All data for this body: [vot]

MPC data
Name (number) 1991 EL4 (13959)
a 2.67358
e 0.16780
i / sin(i) 12.8333 / 0.22212
q 2.22495
Q 3.12220
ω 86.2671
Node 181.3764
m 83.9365
n 0.2255
Epoch 2460200.5
nobs 3520
nopp 23
Years observed 1991-2023
rms 0.56
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.672
ep 0.162
sin(ip) 0.228
Value Standard error
G 0.150
H 13.310
Mass
D 6.49 0.266
pV 0.290 0.0477
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 502 Eunomia 0.3800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6725 0.1620 0.2282 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.49 0.266 0.266 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.290 0.0477 0.0477 Masiero 2011ApJ...741...68M 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
13.31 MPC-2023-12-04 MPC-2023-12-04 Phot