1999XP218

J99XL8P, P7721

All data for this body: [vot]

MPC data
Name (number) 1999XP218 (257721)
Packed designation P7721
a 2.39068
e 0.18198
i / sin(i) 9.2102 / 0.16006
q 1.95562
Q 2.82573
ω 346.1440
Node 97.0851
m 5.8202
n 0.2666
Epoch 2459600.5
nobs 405
nopp 11
Years observed 1999-2022
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.390
ep 0.198
sin(ip) 0.141
Value Standard error
G 0.150
H 16.900
Mass
D
pV
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3900 0.1979 0.1405 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
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
16.90 MPC-2022-01-18 MPC-2022-01-18 Phot