| NGC6888 / Diffused Nebula, type 1 E |
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| R.A. | 20h 12m 0.0s (2000.0) |
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| Dec. | +38° 21' 00" (2000.0) |
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| Apparent Size | 18 x 12' |
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| Real Size | 15 x 10 light yrs. |
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| Magnitude | - |
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| Distance | 3000 light yrs. |
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| Other IDs | Sh2-105, LBN203 |
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You can see a compact semicircular diffused nebula in this picture.
The nebula of NGC6888 has a nickname of "The Crescent Nebula", positioned about 6 degrees southwest of gamma Cygni (Sadr).
At around this field, very fine diffused nebula of IC1318 is floating and surrounding gamma Cyg.
Actually, NGC6888 is part of IC1318, but the nebula is sufficiently bright by comparing with the nebulae in circumference,
NGC6888 is noticeable in long-exposed films.
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