1999 XR4
1999XR4, 2015 FW79, 2015FW79, 47307, J99X04R, K15F79W
All data for this body: [vot]
MPC data
| Name (number) |
1999 XR4 (47307) |
| a |
2.34292 |
| e |
0.16840 |
| i / sin(i) |
2.5297 /
0.04414
|
| q |
1.94837
|
| Q |
2.73746
|
| ω |
3.9864 |
| Node |
131.4379 |
| m |
334.7372 |
| n |
0.2748 |
| Epoch |
2460800.5 |
| nobs |
1727 |
| nopp |
20 |
| Years observed |
1995-2025 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
Nysa (44) |
|
| |
|
|
| ap |
2.343 |
|
| ep |
0.204 |
|
| sin(ip) |
0.035 |
|
| G |
0.150 |
|
| H |
15.650 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
4.450 |
| Period quality |
2- |
| Spectral Class |
S |
| Spectral Class Score |
18.834 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 44 |
Nysa |
405 |
Nysa-Polana |
-0.6800 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3428 |
0.2039 |
0.0351 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
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 |
| 15.65 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 4.453 |
2- |
Synodic |
Erasmus |
2020ApJS..247...13E |
Lightcurve |