this is a new shot of the weak nebulosity around M42.
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I have made 8 hours of exposures, divided in two separate nights from the
sky in Rome (Italy)
The instrument is: refractor Pentax SDUFII 400/4 + ST-10XME + filter 3nm
custom scientific
Regards
Danilo Pivato
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Tabulae Coeli: [Registered users can see links. ]
Codice MPC: B53 - Roma - Casal Lumbroso
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