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Neptune Image 2018/09/11(UT)

Daniel Fremond

Daniel Fremond
Neptune animation in near-infrared, 2018/09/11 21h00m-21h25m(UT)
newtonian altaz skywatcher flextube  305mm Barlow 3x, adc zwo, QHY5III290m with baader 610+filter
Seeing 8/10 Trans 8/10
Two captures of approximatively 30 minutes
Good conditions, no wind.  Sharpcap, Registax6, Photoshop (histogram special setting  for Triton)
We can see a black spot turning, in the north (up)  A black storm perhaps?

[Daniel Fremond : Coutances,France]

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