This image shows one of the most beautiful open star clusters of the southern sky - NGC 4755.
It is an extremely brilliant and famous object when viewed through a binocular or a telescope. The orange star is DU Crucis and a red supergiant, strongly contrasting with the other bright members which are blue supergiants. The counterpart in the northern sky ist the brilliant open star cluster NGC 457.
It is an extremely brilliant and famous object when viewed through a binocular or a telescope. The orange star is DU Crucis and a red supergiant, strongly contrasting with the other bright members which are blue supergiants. The counterpart in the northern sky ist the brilliant open star cluster NGC 457.
IAS - Internationale Amateuersternwarte e.V. - Hakos Observatory, Namibia |
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| Mount |
10Micron GM3000 HPS | Links | WEBDA |
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| Telescope | IAS 10" Newton f/4.5 | RA /DE | 12 53 37 / -60 21 23 | ||
| Camera | QHY268M65 |
Size | 10' | ||
| Filter | Chroma LRGB | Object Class | I 3 r | ||
| Exposure | R/G/B - 27/27/25 x 60s |
Stars | > 100 | ||
| Total |
1h 19min |
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| Software |
PixInsight |
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| Date |
May 2024 | |
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| Location |
IAS Hakos Remote Observatory, Namibia | ||||