Ellenkey

18562, 1991 FP2, 1991FP2, 1997 EK54, 1997EK54, 1999 RL24, 1999RL24, J91F02P, J97E54K, J99R24L

All data for this body: [vot]

MPC data
Name (number) Ellenkey (18562)
a 3.20213
e 0.10005
i / sin(i) 1.5926 / 0.02779
q 2.88177
Q 3.52249
ω 247.8354
Node 35.5594
m 131.3172
n 0.1720
Epoch 2460200.5
nobs 2085
nopp 23
Years observed 1991-2023
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.200
ep 0.103
sin(ip) 0.027
Value Standard error
G 0.150
H 13.620
Mass
D 11.43 0.200
pV 0.043 0.0116
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1995 0.1034 0.0269 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.30 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
11.30 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
11.69 0.347 0.347 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.043 0.0116 0.0116 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
13.62 MPC-2023-12-04 MPC-2023-12-04 Phot