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Cluster

Challenge #3 –

Target Type R. A. Dec. Constellation Magnitude Size M93 (NGC 2447) Open Cluster 07h 44m 30s -23° 51′ 00″ Puppis +6.2 10.0 arcmin Overview You might just be able to see the shape of an arrow formed by the stars in this bright cluster in the image below. Its head is formed of the bright …

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M2, Globular Cluster Copy Copy Copy

Target Type R. A. Dec. Constellation Magnitude Size M2 Globular Cluster 21h 33m 27s -00° 49′ 24″ Aquarius +6.5 16.0 arcmins Overview Our first challenge this month is to find the second object in Charles Messier’s catalog. Although he discovered it independently, he wasn’t the first astronomer to point a telescope in its direction. Jean-Dominique …

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Open Cluster NGC 1245 Copy Copy

Target Type R. A. Dec. Constellation Magnitude Size NGC 1245 Open Cluster 03h 14m 42s +47° 14′ 00″ Perseus +8.4 32 arcmins Overview Our final challenge of the month takes us to the constellation of Perseus and a small but beautiful cluster of stars. Its position within the constellation makes it a straightforward find and …

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M2, Globular Cluster Copy Copy

Target Type R. A. Dec. Constellation Magnitude Size M2 Globular Cluster 21h 33m 27s -00° 49′ 24″ Aquarius +6.5 16.0 arcmins Overview Our first challenge this month is to find the second object in Charles Messier’s catalog. Although he discovered it independently, he wasn’t the first astronomer to point a telescope in its direction. Jean-Dominique …

M2, Globular Cluster Copy Copy Read More »

Open Cluster NGC 1245 Copy

Target Type R. A. Dec. Constellation Magnitude Size NGC 1245 Open Cluster 03h 14m 42s +47° 14′ 00″ Perseus +8.4 32 arcmins Overview Our final challenge of the month takes us to the constellation of Perseus and a small but beautiful cluster of stars. Its position within the constellation makes it a straightforward find and …

Open Cluster NGC 1245 Copy Read More »

M2, Globular Cluster Copy

Target Type R. A. Dec. Constellation Magnitude Size M2 Globular Cluster 21h 33m 27s -00° 49′ 24″ Aquarius +6.5 16.0 arcmins Overview Our first challenge this month is to find the second object in Charles Messier’s catalog. Although he discovered it independently, he wasn’t the first astronomer to point a telescope in its direction. Jean-Dominique …

M2, Globular Cluster Copy Read More »

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