Hemisphere:  Southern  ·  Constellation: Scorpius (Sco)  ·  Contains:  M 7  ·  NGC 6453  ·  NGC 6475  ·  Ptolemy's Cluster
Getting plate-solving status, please wait...
? a tiny Planetary Nebula near Ptolemy's Cluster (M7), 



    
        

            Todd
? a tiny Planetary Nebula near Ptolemy's Cluster (M7)
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? a tiny Planetary Nebula near Ptolemy's Cluster (M7)

Acquisition type: Electronically-Assisted Astronomy (EAA, e.g. based on a live video feed)
Getting plate-solving status, please wait...
? a tiny Planetary Nebula near Ptolemy's Cluster (M7), 



    
        

            Todd
? a tiny Planetary Nebula near Ptolemy's Cluster (M7)
Powered byPixInsight

? a tiny Planetary Nebula near Ptolemy's Cluster (M7)

Acquisition type: Electronically-Assisted Astronomy (EAA, e.g. based on a live video feed)

Technical card

Imaging telescopes or lenses: Skywatcher 100ED F9 APO Skywwtcher ED100

Imaging cameras: ZWO ASI1600MM Pro

Mounts: SkyWatcher EQ6R Pro

Guiding telescopes or lenses: SVBONY 60mm Guide Scope

Guiding cameras: QHYCCD QHY5L-II-M

Focal reducers: Skywatcher 0.85x Focal Reducer 100ED

Software: Pixinsight 1.8  ·  GIMP

Filters: ZWO B 36mm  ·  ZWO G 36mm  ·  ZWO R 36mm  ·  ZWO L 36mm


Dates:Aug. 28, 2020

Frames: 36x20" (12')

Integration: 12'

Avg. Moon age: 10.21 days

Avg. Moon phase: 78.32%


Basic astrometry details

Astrometry.net job: 3808827

RA center: 17h53m41s

DEC center: -34°4655

Pixel scale: 1.000 arcsec/pixel

Orientation: 156.389 degrees

Field radius: 0.788 degrees


Resolution: 4554x3384

Data source: Backyard

Description

Mainly posting here to see if platesolving will identify a tiny green smudge to the upper left of M7, nothing I have tried has identified it yet.

Maybe someone here knows what it is?

36 x 20s subs per LRGB filter, under an 80% illuminated moon.

Thanks and clear skies ✌

Comments

Sky plot

Sky plot

Histogram

? a tiny Planetary Nebula near Ptolemy's Cluster (M7), 



    
        

            Todd