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Astrometric data for minor planet center

permID |provID     |trkSub  |mode|stn |obsTime                    |ra                  |dec                |rmsRA|rmsDec|astCat  |mag  |rmsMag|band|photCat |photAp|logSNR|seeing|exp |rmsFit|

    12P|           |        | CCD|B96 |2023-10-22T18:03:00Z   |263.24129  |+43.18575  |0.19 |0.26  |   Gaia2|14.8 |0.06  |   R|   Gaia2| 5.6  |1.77  |3.9   | 0.1|0.31  |   688|     |

    12P|           |        | CCD|B96 |2023-10-22T18:17:18Z   |263.24345  |+43.18412  |0.16 |0.23  |   Gaia2|15.3 |0.04  |   G|   Gaia2| 5.6  |2.01  |4.0   | 0.1|0.27  |   544|     |

    12P|           |        | CCD|B96 |2023-10-22T18:47:56Z   |263.24805  |+43.18084  |0.22 |0.27  |   Gaia2|15.3 |0.05  |   G|   Gaia2| 5.6  |1.92  |3.4   | 0.1|0.34  |   551|     |

    12P|           |        | CCD|B96 |2023-10-22T19:13:51Z   |263.25201  |+43.17794  |0.15 |0.21  |   Gaia2|15.3 |0.04  |   G|   Gaia2| 5.6  |1.98  |4.0   | 0.1|0.25  |   549|     |

Comet 12P/PONS-BROOKS - 22 oct. 2023

Photometric data obtained by use of FOCAS-II software

                                   10x10  20x20  30x30  40x40  50x50  60x60   SNR   SB   COD

COMET         UTC                    +/-    +/-    +/-    +/-    +/-    +/-     N  FWHM  CAT

------------  -------------------  -----  -----  -----  -----  -----  -----  ----  ----  ---

12P           22/10/2023 19:00:53  14.92  14.20  13.80  13.48  13.23  13.01  26.1  17.7  B96

12P           22/10/2023 19:00:53*  0.02   0.02   0.04   0.05   0.06   0.06     2   3.9  Gai

                                                                     AFRHO         LOG

COMET         UTC                   DELTA    r    BOX "   MAG   RSR    CM    +/-  AFRHO  OBS

------------  -------------------   -----  -----  -----  -----  ---  -----  ----  -----  ---

12P           22/10/2023 19:00:53    2.95   2.86   9.33  15.01   26    681    26  2.833  B96

image taken from BRIXIIS observatory, Kruibeke, Belgium - MPC B96.

telescope: Orion Optics AG16 - astrograph 0.4-m

camera: SBIG STL6303

with CLEAR and Bessel-R (Custom Scientific)

Af(rho) parameter according CARA-approach

Af(rho) vs core distance - data from photometric R-filtered CCD-image