2017 HJ9
2017HJ9, ~0573, 2005 EB326, 2005EB326, K05EW6B, K17H09J
All data for this body: [vot]
MPC data
| Name (number) |
2017 HJ9 (639657) |
| a |
3.13209 |
| e |
0.10720 |
| i / sin(i) |
2.6732 /
0.04664
|
| q |
2.79633
|
| Q |
3.46784
|
| ω |
119.1562 |
| Node |
102.2391 |
| m |
157.8381 |
| n |
0.1778 |
| Epoch |
2460800.5 |
| nobs |
249 |
| nopp |
13 |
| Years observed |
2005-2024 |
| rms |
0.86 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.137 |
|
| ep |
0.132 |
|
| sin(ip) |
0.026 |
|
| G |
0.150 |
|
| H |
16.300 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
C |
| Spectral Class Score |
4.682 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 24 |
Themis |
0 |
Themis |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1374 |
0.1318 |
0.0259 |
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 |
| 16.30 |
|
|
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 |
| C |
|
0.762 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |
| C |
C |
0.0183 |
0.0150 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |
| V |
C |
0.0617 |
0.0150 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |