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Comet C/2022 E2 (ATLAS) - 5 march 2025

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/2022 E2  |        | CCD|B96 |2025-03-05T19:34:49Z   | 21.51608  |+49.41125  |0.19 |0.27  |   Gaia2|15.3 |0.07  |   R|   Gaia2| 5.6  |1.66  |3.6   | 120|0.31  |  2078|     |

       |C/2022 E2  |        | CCD|B96 |2025-03-05T19:44:14Z   | 21.51642  |+49.41080  |0.19 |0.29  |   Gaia2|15.3 |0.07  |   R|   Gaia2| 5.6  |1.61  |3.4   | 120|0.33  |  2123|     |

       |C/2022 E2  |        | CCD|B96 |2025-03-05T19:53:39Z   | 21.51659  |+49.41018  |0.24 |0.32  |   Gaia2|15.2 |0.07  |   R|   Gaia2| 5.6  |1.61  |3.7   | 120|0.34  |  2075|     |

       |C/2022 E2  |        | CCD|B96 |2025-01-30T18:19:05Z   | 22.53862  |+54.86241  |0.20 |0.25  |   Gaia2|14.8 |0.07  |   R|   Gaia2| 5.6  |1.90  |3.8   | 120|0.31  |  2935|     |

Af(rho) vs core distance - data from un-filtered image

Af(rho) parameter according CARA-approach

Photometry - ICQ-format

ICQ Code:

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

   2022E2  2025 03 05.82  k 14.1 AR 40.0L 3A080   1.1       2.0m 62 ICQ XX BRY04I     C 1.12mST0 K6F KPR 0 U9*0.01       1.2s 1.2

Data obtained by use of KOPR-software

CometObs format:

C/2022 E2 (ATLAS):

2025  Mar.  05.82  UT: m1=14.1 CCD-R, Dia.=1.1', 40.0-cm Newtonian reflector , Tail: 2.0 min. in p.a. 62 deg.(Erik Bryssinck, BRIXIIS Observatory)