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From the Scorpion to the Shield | by TransientAstronomer
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From the Scorpion to the Shield

Stretching from Scutum the Shield through to Scorpius the Scorpion this collaboration between Tom Masterson and Terry Hancock is one of the latest captures from GrandMesaObservatory.com in Western Colorado during the month of June 2018 over three nights using the QHY367C Full Frame CMOS with the Rokinon 135mm F2.0 lens @ F4.0

 

139 individual frames were captured to make up this 3 panel mosaic of the Central Region of The Milky Way covering 4 constellations and an area of over 35 x 10 degrees of sky, containing 12 Messier objects, many open and globular clusters, dark, reflection and emission nebulae.

 

 

Annotated View here: flic.kr/p/27X5enM

 

 

Image capture details

 

Terry Hancock downunderobservatory.com

 

Tom Masterson Transient Astronomer

 

Location: GrandMesaObservatory.com Purdy Mesa, Colorado

 

Dates: June 10,11,17 th

 

RGGB 139 x 2 min

 

Camera: QHY367C

 

FOV 36 x 10 degrees

 

Gain 2850, Offset 170, Calibrated with flat, Dark & Bias

 

Optics: Rokinon 135mm F2 Telephoto Lens @ F4

 

Focusing: David Lane's Reveal Focus Filter

 

Mount: Piggyback on 12" RC, Paramount ME

 

Image Acquisition software Maxim DL5

 

Pre Processed in Pixinsight

 

Post Processed in Photoshop

 

 

Constellations

 

Scutum

 

Serpens

 

Sagittarius

 

Scorpius

 

 

Messier Objects

 

M6 Butterfly Cluster

 

m7 Open Cluster

 

M8 Lagoon Nebula

 

M20 Trifid nebula

 

M28 globular Cluster

 

M17 Omega Nebula

 

M18 Open cluster

 

M16 Eagle Nebula

 

M25 Open Cluster

 

M23 Open cluster

 

M26 Open cluster

 

M11 Wild Duck Cluster

 

M21 Open Cluster

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Uploaded on July 20, 2018