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Table 2
Orbital elements of the PF191012 fireball compared to the mean orbit of the Orionid shower and orbit of comet 1P/Halley.
| α G | δ G | V G | 1/a | e | q | ω | Ω | i | D′ | |
| [deg] | [deg] | [km s-1] | [1/AU] | [AU] | [deg] | [deg] | [deg] | |||
|
|
||||||||||
| PF191012 | 93.00(6) | 14.89(14) | 66.9(8) | 0.0652(69) | 0.961(40) | 0.605(13) | 79(3) | 25.85089(1) | 162.3(3) | |
| Orionids | 92.5 | 15.7 | 66.8 | 0.0689 | 0.961 | 0.576 | 81.90 | 27.70 | 164.00 | 0.0283 |
| 1P/Halley | – | – | 65.9 | 0.0550 | 0.967 | 0.582 | 111.80 | 58.10 | 162.26 | 0.0587 |
Notes. All values are in J2000.0 equinox.
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