1999 XN218
1999XN218, 2002 RP221, 2002RP221, D7777, J99XL8N, K02RM1P
All data for this body: [vot]
MPC data
Name (number) |
1999 XN218 (137777) |
a |
2.37398 |
e |
0.18405 |
i / sin(i) |
4.5254 /
0.07890
|
q |
1.93706
|
Q |
2.81091
|
ω |
328.4526 |
Node |
92.5164 |
m |
205.9647 |
n |
0.2695 |
Epoch |
2460200.5 |
nobs |
911 |
nopp |
14 |
Years observed |
1999-2023 |
rms |
0.69 |
Best values
|
Value |
Standard error |
Parent |
|
|
|
|
|
ap |
2.373 |
|
ep |
0.178 |
|
sin(ip) |
0.062 |
|
|
Value |
Standard error |
G |
0.150 |
|
H |
16.170 |
|
Mass |
|
|
D |
|
|
pV |
|
|
Proper elements data
ap |
ep |
sin(ip) |
Author |
Reference |
Method |
2.3734 |
0.1784 |
0.0620 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
G data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
0.15 |
|
|
MPC-2023-12-94 |
MPC-2023-12-94 |
Phot |
H data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
16.17 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |