1999 JD81

1999JD81, 40298, J99J81D

All data for this body: [vot]

MPC data
Name (number) 1999 JD81 (40298)
a 2.25466
e 0.22378
i / sin(i) 6.2533 / 0.10892
q 1.75011
Q 2.75921
ω 205.9465
Node 107.0269
m 185.0814
n 0.2911
Epoch 2460800.5
nobs 1844
nopp 20
Years observed 1992-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.256
ep 0.166
sin(ip) 0.097
G 0.150
H 15.610
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2565 0.1655 0.0965 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.61 MPC-2023-12-04 MPC-2023-12-04 Phot