Abell 21 medusanebula

Abell 21 medusanebula Mar 4, 2021 169 views3000×19656.46 MB

In 2 groups

Backyard

Gem

7h 29m 10s · +13° 14′ 10″

2.17° × 1.42°

2.60″/px

359.93°N

Integration

No filter	24×300″	2h	2 Mar 2021	87%

No filter	24×300″=2h
2 Mar 2021	87%

Imaging equipment

Telescope	Sky-Watcher Esprit 100ED
Mount	Skywatcher AZ EQ 6
Filter	Optolong L-pro
Software	Adobe Photoshop Luc Coiffier DeepSkyStacker (DSS) O'Telescope BackyardEOS
Software	Pleiades Astrophoto PinInsight 1.8.8-2 Ripley (x64)

Guiding equipment

Guiding optics	TS Optics 60/280
Guiding camera	ZWO ASI120MM

Objects

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