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Comet C/2015 V2 (Johnson) nuit du 18&19 Juin 2017
Une heure et quarante minute d'exposition (20x5 minutes) le 18/06/2017 entre 21h08 et 22h49 UT. Caméra ZWO ASI 1600 MC refroidie à-22°. Lunette TS ED 110/770 mm, guidage Lunette AP 152/900 mm et ZWO ASI 120 MC. Notez la présence des galaxies NGC 5577, 5576, 5574.
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