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Click the image for a 71% size view (2400 x
1800 - 1.67 MB)
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Instrument |
Takahashi FSQ-106ED @
f/5.0 (530 mm F.L.) Captured at 2.1 arcsec/pixel. Shown at
2.93 and 9.39 arcsec/pixel. |
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Mount |
Paramount MyT |
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Camera |
SBIG STF-8300M Self
Guiding Package w/ mono ST-i, using AstroDon E-Series LRGB filters. |
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Acquisition Data |
5/13/2018 to 5/21/2018 Chino Valley, AZ...
with TheSky, CCD Commander & CCDSoft |
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Exposure |
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Lum |
470
min. (47 x 10 min. bin 1x1) |
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RGB |
300
min. (10 x 10 min. Ea. bin 1x1) |
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Software & Processing Notes |
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CCDSoft, CCDStack, PixInsight & Photoshop CS6.
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eXcalibrator v6.2 for
(g:r)(b:r)
color balancing with 1,165 stars from the Pan-STARRS database.
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PixInsight
processing includes calibration,
CosmeticCorrection,
registration, mean combining, gradient repair and non-linear stretching with HistogramTransformation.
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Noiseware 5, a PhotoShop plug-in.
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PhotoShop for
additional background neutralization and noise reduction.
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Comment |
North is to the top.
LBN 1122 is in the constellation Libra. Within LBN 1122 Lynds also
identified to dark nebulae cataloged as LDN 1778 & 1780.
In the 1960s, Beverly
Lynds cataloged over a thousand bright nebulae. In addition to their
locations, she noted the size, color and brightness. |
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