Table 4
Physical properties, radiants and orbital elements of the brightest fragment of the cluster and EN261022_010011 fireball (J2000.0).
| Fragment no. 1 | EN261022_010011 | |
|---|---|---|
| Date | 2022-10-30 | 2022-10-26 |
| Time [UT] | 03:54:04.08 | 01:00:11.6 |
| HBEG [km] | 115.9 ± 0.3 | 129.44± 0.01 |
| HEND [km] | 74.2 ± 0.2 | 64.586 ± 0.009 |
| l [km] | 43.8 | 96.97 |
| tdur [s] | 0.52 | 1.39 |
| MMAX [mag] | −10.8 | −12.34 |
| HMAX [km] | 86.8 | 73.2 |
| mphot [kg] | 1.2e-01 | 2.73e-01 |
| PE | −5.41 | −4.81 |
| αG [°] | 128.7 ± 0.3 | 129.24± 0.03 |
| δG [°] | 42.1 ± 0.2 | 39.349 ± 0.008 |
| VG [km s−1] | 67.1 ± 1.4 | 68.14 ± 0.09 |
| a [au] | 12 ± 17 | 11.6 ± 1.1 |
| e | 0.92 ± 0.12 | 0.914± 0.008 |
| q [au] | 0.961 ± 0.004 | 0.99299 ± 0.00005 |
| ω [°] | 200.0 ± 1.8 | 184.27 ± 0.08 |
| Ω [°] | 216.3980 ± 0.0001 | 212.2846 ± 0.0000 |
| i[°] | 140.6 ± 0.6 | 145.47 ± 0.03 |
| P [yr] | 42 ± 91 | 39 ± 5 |
| TJ | −0.5 ± 0.7 | −0.55 ± 0.04 |
| Dd | 0.078 | |
Notes. HBEG: beginning height, HEND: End height, l: length of trajectory, tdur·: duration of meteor shower, MMAX: maximum brightness, HMAX: height of maximum brightness, mphot: photometric mass, αG and δG: coordinates of geocentric radiant, Vo: geocentric velocity, a: Semimajor axis, e: eccentricity, q: Perihelion distance, ω: argument of perihelion, Ω: longitude of ascending node, i: inclination, P: orbital period, TJ: Tisserand parameter to Jupiter, and Dd: Drummond’s criterion.
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