Astrotreff's
Objects of the Month - 2026
Observing Guides in all four CSOG image orientations for Astrotreff's Objects of the Month in the year 2026.
Use the buttons to download the Observing Guides, click the object's name to visit the corresponding page on the Astrotreff forum. Please read Downloading CSOG and iPad Astronomy.
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January - February - March - April
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April
Galaxy group Hickson 57 - "Copeland's Septet" in Leo
This object is included in CSOG's:
12-14" Constellation edition
Hickson Compact Galaxy Groups edition
Arp Peculiar Galaxies edition
Named Objects edition
Astronomy Magazine's 101 Weirdest Cosmic Objects edition
Astronomy Magazine's 101 Cosmic Objects You Must See edition
Deep Sky Forum's Objects of the Week 2015 - Week 14
March
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Globular cluster NGC2419 - the "Intergalactic Wanderer" in Lynx
February
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Open cluster Messier 67 (NGC2682) - the "King Cobra" in Cancer
January
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Emission nebula Messier 42 (NGC1976) - the "Great Orion Nebula" in Orion
