Celestial hemisphere:  Northern  ·  Constellation: Canes Venatici (CVn)  ·  Contains:  IC 4263  ·  IC 4277  ·  IC 4278  ·  M 51  ·  NGC 5169  ·  NGC 5173  ·  NGC 5194  ·  NGC 5195  ·  NGC 5198  ·  NGC 5229  ·  PGC 2282638  ·  PGC 2282749  ·  PGC 2282810  ·  PGC 2283026  ·  PGC 2283100  ·  PGC 2285048  ·  PGC 2285407  ·  PGC 2286797  ·  PGC 2287260  ·  PGC 2287543  ·  PGC 2287732  ·  PGC 2288242  ·  PGC 2288312  ·  PGC 2288684  ·  PGC 2289559  ·  PGC 2289565  ·  PGC 2289953  ·  PGC 2290293  ·  PGC 2290538  ·  PGC 2290581  ·  And 48 more.
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M51 closeup, Roland Christen
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M51 closeup

Getting plate-solving status, please wait...
M51 closeup, Roland Christen
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M51 closeup

Equipment

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Acquisition details

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Description

Test of 130GTX with 130 TCC at F5
Test to determine the performance of the 130TCC at F5 with a full frame CMOS camera.

Scope:          AP 130GTX
Accessory:  130 F5 TCC
Camera:       ZWO 6200MM Pro
Filters:          ZWO 50mm mounted Luminance
Exposure:   22 x 300 sec
Processing: Flats, darks, NoiseX, cropped and up-scaled 2X

Transparency:  Good with heavy local light pollution
Seeing:     individual subs range from 1.8 to 2.5 arc sec FWHM,
Meteoblue seeing rating: 1.6 to 2.2 arc sec.

Comments

Sky plot

Sky plot

Histogram

M51 closeup, Roland Christen