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Comet C/2021 S3 (PANSTARRS) - 10 july 2024

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

http://cara.uai.it

Observations of comet C/2021 S3 (PANSTARRS) with my 0.4-m f/3.8 AG16 Orion Optics telescope with clear filter en Bessel-R filter.

Af(rho) data according CARA project

Af(rho) data obtained from photometric Bessel-R filtered ccd-image

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/2021 S3  |        | CCD|B96 |2024-07-10T21:24:22Z   |299.94512  |+62.83193  |0.23 |0.29  |   Gaia2|15.1 |0.04  |   G|   Gaia2| 5.6  |1.98  |3.2   | 0.1|0.37  |  1287|     |

       |C/2021 S3  |        | CCD|B96 |2024-07-10T21:31:26Z   |299.94340  |+62.83192  |0.23 |0.29  |   Gaia2|15.1 |0.04  |   G|   Gaia2| 5.6  |2.05  |3.4   | 0.1|0.37  |  1323|     |

       |C/2021 S3  |        | CCD|B96 |2024-07-10T21:38:30Z   |299.94157  |+62.83196  |0.24 |0.30  |   Gaia2|15.1 |0.04  |   G|   Gaia2| 5.6  |2.07  |3.3   | 0.1|0.38  |  1326|     |

       |C/2021 S3  |        | CCD|B96 |2024-07-10T21:48:19Z   |299.93910  |+62.83191  |0.23 |0.29  |   Gaia2|14.6 |0.08  |   R|   Gaia2| 5.6  |1.95  |3.3   | 0.1|0.37  |  2119|     |

ICQ-format:

ICQ Code:

   2021S3  2024 07 10.91  k 12.5 AR 40.0L 3a480   2.4               ICQ XX BRY04I     C 2.40mST0 K6F KPR 2 U4*0.01       1.2s 1.2 ;

CometObs format:

C/2021 S3 (PANSTARRS):

2024  Jul.  10.91  UT: m1=12.5 CCD-R, Dia.=2.4', 40.0-cm Newtonian reflector .

[Comet Alt.:65.6 Calculated mags:12.5,12.5,12.5,12.5,12.5,12.5,12.5,12.5,12.5,12.5,12.5,12.5,12.5,12.5,12.5,12.5,12.5,12.5,12.5

] (Erik Bryssinck, BRIXIIS)