1997 GN18
1997GN18, 1999 VX97, 1999VX97, A0561, J97G18N, J99V97X
All data for this body: [vot]
MPC data
| Name (number) |
1997 GN18 (100561) |
| a |
2.69538 |
| e |
0.02053 |
| i / sin(i) |
3.0246 /
0.05276
|
| q |
2.64006
|
| Q |
2.75070
|
| ω |
93.1611 |
| Node |
58.2531 |
| m |
166.8012 |
| n |
0.2227 |
| Epoch |
2460800.5 |
| nobs |
674 |
| nopp |
21 |
| Years observed |
1997-2025 |
| rms |
0.86 |
Best values
|
Value |
Standard error |
| Parent |
Henan (2085) |
|
| |
|
|
| ap |
2.696 |
|
| ep |
0.056 |
|
| sin(ip) |
0.038 |
|
| G |
0.150 |
|
| H |
15.980 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
5.994 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 2085 |
Henan |
532 |
Henan |
-0.0300 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6956 |
0.0561 |
0.0384 |
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 |
| 15.98 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| S |
|
0.999 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |