Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5447  ·  NGC 5449  ·  NGC 5450  ·  NGC 5451  ·  NGC 5453  ·  NGC 5455  ·  NGC 5457  ·  NGC 5461  ·  NGC 5462  ·  NGC 5471  ·  NGC 5477  ·  Pinwheel galaxy
Getting plate-solving status, please wait...
M101, 



    
        

            Wei-Hao Wang
Powered byPixInsight
Getting plate-solving status, please wait...
M101, 



    
        

            Wei-Hao Wang
Powered byPixInsight

Equipment

Imaging Telescopes Or Lenses
Takahashi TOA 150
Imaging Cameras
Canon EOS 5D Mark II
Mounts
Takahashi EM-400 Temma 2
Filters
H alpha · UV/IR-cut
Accessories
Takahashi TOA 67 Flattener
Software
DeepSkyStacker · Photoshop CS3
Guiding Telescopes Or Lenses
Vixen FL70S
Guiding Cameras
QHYCCD QHY5

Acquisition details

Dates:
Feb. 1, 2011 ·  Feb. 3, 2011 ·  March 17, 2012
Frames:
H alpha: 18×600(3h) ISO1600
UV/IR-cut: 30×300(2h 30′) ISO800
UV/IR-cut: 36×600(6h) ISO800
Integration:
11h 30′
Avg. Moon age:
17.69 days
Avg. Moon phase:
9.11%
Bortle Dark-Sky Scale:
2.00

RA center: 14h03m11s.58

DEC center: +54°2306.3

Pixel scale: 1.204 arcsec/pixel

Orientation: -91.060 degrees

Field radius: 0.520 degrees

More info:Open 

Resolution: 2200x2200

File size: 1.5 MB

Locations: Yushan National Park (Taiwan), Tainan, Taiwan; Mt. Ho-Huan (Taiwan), Taichung, Taiwan

Data source: Traveller

Description

I upload two versions here. One is the central zoom-in. The other shows the full FOV with many background and nearby galaxies.

Comments

Revisions

  • Final
    M101, 



    
        

            Wei-Hao Wang
    Original
  • M101, 



    
        

            Wei-Hao Wang
    B

Sky plot

Sky plot

Histogram

M101, 



    
        

            Wei-Hao Wang

In these public groups

Images of Taiwan