Celestial hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  Crescent Nebula  ·  HD191257  ·  HD191290  ·  HD191396  ·  HD191397  ·  HD191424  ·  HD191472  ·  HD191703  ·  HD192003  ·  HD192020  ·  HD192041  ·  HD192078  ·  HD192102  ·  HD192123  ·  HD192163  ·  HD192182  ·  HD192303  ·  HD192361  ·  HD192422  ·  HD192443  ·  HD192444  ·  HD192639  ·  HD192744  ·  HD192745  ·  HD192766  ·  HD193183  ·  HD228413  ·  HD228543  ·  HD228807  ·  LBN 193  ·  And 6 more.
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Crescent Nebula (NGC 6888) 9-6-23 Stellarvue 140 f6.8 ZWO ASI6200MC Paramount MYT UV/IR block (94mins) and L-Extreme (275mins), Rick Evans
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Crescent Nebula (NGC 6888) 9-6-23 Stellarvue 140 f6.8 ZWO ASI6200MC Paramount MYT UV/IR block (94mins) and L-Extreme (275mins)

Getting plate-solving status, please wait...
Crescent Nebula (NGC 6888) 9-6-23 Stellarvue 140 f6.8 ZWO ASI6200MC Paramount MYT UV/IR block (94mins) and L-Extreme (275mins), Rick Evans
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Crescent Nebula (NGC 6888) 9-6-23 Stellarvue 140 f6.8 ZWO ASI6200MC Paramount MYT UV/IR block (94mins) and L-Extreme (275mins)

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Description

Crescent Nebula (NGC 6888) 9-6-23 Stellarvue 140 f6.8 ZWO ASI6200MC Paramount MYT UV/IR block (94mins) and L-Extreme (275mins)

Polar alignment error 3.9'  Mean RMS error 0.96" with RA 0.66 and Dec 0.71

Average FWHM 1.6"-2.2"

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Crescent Nebula (NGC 6888) 9-6-23 Stellarvue 140 f6.8 ZWO ASI6200MC Paramount MYT UV/IR block (94mins) and L-Extreme (275mins), Rick Evans