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Comet C/2021 S3 (PANSTARRS) - 9 jan. 2025

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 |2025-01-09T17:56:41Z   |322.70992  |+31.07838  |0.18 |0.28  |   Gaia2|17.5 |0.06  |   G|   Gaia2| 5.6  |1.29  |3.8   | 120|0.30  |  1589|     |

       |C/2021 S3  |        | CCD|B96 |2025-01-09T18:06:07Z   |322.71233  |+31.07826  |0.18 |0.28  |   Gaia2|17.5 |0.06  |   G|   Gaia2| 5.6  |1.32  |3.4   | 120|0.31  |  1584|     |

       |C/2021 S3  |        | CCD|B96 |2025-01-09T18:15:32Z   |322.71440  |+31.07840  |0.18 |0.28  |   Gaia2|17.0 |0.05  |   G|   Gaia2| 5.6  |1.35  |3.7   | 120|0.31  |  1583|     |

ICQ-format:

ICQ Code:

CometObs format: