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Comet C/2026 A2 (BOK) - 27 july 2026

Af(rho) data according the CARA-approach is available via request to CARA-coordinator

http://cara.uai.it

Astrometric data for minor planet center (ADES format)

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

       |C/2026 A2  |        | CCD|B96 |2026-07-27T23:30:45Z   |243.09075  |+78.72198  |0.22 |0.34  |  ATLAS2|16.6 |0.04  |   G|    |  ATLAS2| 5.6  |1.67  |3.2   | 120|0.39  |   310|     |

       |C/2026 A2  |        | CCD|B96 |2026-07-27T23:40:09Z   |243.08833  |+78.72185  |0.23 |0.36  |  ATLAS2|16.6 |0.04  |   G|    |  ATLAS2| 5.6  |1.74  |3.4   | 120|0.40  |   324|     |

       |C/2026 A2  |        | CCD|B96 |2026-07-27T23:49:34Z   |243.08599  |+78.72111  |0.22 |0.34  |  ATLAS2|16.5 |0.04  |   G|    |  ATLAS2| 5.6  |1.72  |3.5   | 120|0.38  |   321|     |

Af(rho) parameter according CARA-approach

Af(rho) [cm] vs. core distance [km] - data obtained from un-filtered CCD-image

ICQ-format - photometry:

C/2026 A2 (Bok)

ICQ line:

IIIYYYYMnL YYYY MM DD.DD eM/mm.m:r AAA.ATF/xxxx /dd.ddnDC /t.ttmANG ICQ XX*OBSxxf InT APERTURcamchip SFW C ## u.uu xx.x PIXELSIZE

   2026A2  2026 07 27.99  k 15.9 AV 40.0L 4A 80   0.5       1.4m147 ICQ XX BRY04I     C 0.54mST0 K6F TYT 5 U9*0.02 13.9  1.2s 1.2

 Location: Brixiis Observatory, Kruibeke (MPC B96); Comment: Comet Alt. 55.3