1999 XR121
1999XR121, D7730, J99XC1R
All data for this body: [vot]
MPC data
Name (number) |
1999 XR121 (137730) |
a |
2.30641 |
e |
0.16476 |
i / sin(i) |
3.4220 /
0.05969
|
q |
1.92639
|
Q |
2.68642
|
ω |
351.7463 |
Node |
23.7398 |
m |
320.7596 |
n |
0.2814 |
Epoch |
2460200.5 |
nobs |
778 |
nopp |
17 |
Years observed |
1999-2023 |
rms |
0.74 |
Best values
|
Value |
Standard error |
Parent |
Nysa (44) |
|
|
|
|
ap |
2.307 |
|
ep |
0.130 |
|
sin(ip) |
0.051 |
|
|
Value |
Standard error |
G |
0.150 |
|
H |
16.620 |
|
Mass |
|
|
D |
|
|
pV |
|
|
Family data
Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
44 |
Nysa |
405 |
Nysa-Polana |
-0.6600 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
ap |
ep |
sin(ip) |
Author |
Reference |
Method |
2.3067 |
0.1304 |
0.0515 |
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 |
16.62 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |