1997 YG9
1997YG9, 1999 CT4, 1999CT4, 28015, J97Y09G, J99C04T
All data for this body: [vot]
MPC data
| Name (number) |
1997 YG9 (28015) |
| a |
2.92734 |
| e |
0.04593 |
| i / sin(i) |
1.3612 /
0.02376
|
| q |
2.79289
|
| Q |
3.06179
|
| ω |
202.0707 |
| Node |
218.2638 |
| m |
184.9884 |
| n |
0.1968 |
| Epoch |
2460800.5 |
| nobs |
2091 |
| nopp |
24 |
| Years observed |
1991-2025 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.926 |
|
| ep |
0.038 |
|
| sin(ip) |
0.038 |
|
| G |
0.150 |
|
| H |
14.410 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
X |
| Spectral Class Score |
4.306 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 158 |
Koronis |
0 |
Koronis |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.9264 |
0.0379 |
0.0385 |
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 |
| 14.41 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |