Poseidon

04341, 1987 KF, 1987KF, J87K00F

All data for this body: [vot]

MPC data
Name (number) Poseidon (4341)
a 1.83383
e 0.67997
i / sin(i) 11.8377 / 0.20514
q 0.58688
Q 3.08078
ω 15.8326
Node 108.0368
m 245.2898
n 0.3969
Epoch 2460200.5
nobs 773
nopp 24
Years observed 1987-2023
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
Value Standard error
G 0.150
H 16.080
Mass
D 3.18 0.651
pV 0.054 0.0535
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.18 0.651 0.651 Masiero 2017AJ....154..168M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.054 0.0535 0.0535 Masiero 2017AJ....154..168M 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
16.08 MPC-2023-12-04 MPC-2023-12-04 Phot