親子觀星會

excel file
http://www.deepskywatch.com/telescope-calculator.html
(http://www.deepskywatch.com/images/calculator/telescope-calculator4.png)
(http://www.deepskywatch.com/images/calculator/telescope-calculator5.png)
 
Deep Sky Hunter Star Atlas (2nd release)
http://www.deepskywatch.com/deepsky-atlas.html
(http://www.deepskywatch.com/images/deepskyatlas/deepsky-hunter-atlas-1.png)
(http://www.deepskywatch.com/images/deepskyatlas/deep-sky-hunter-thumbnail.jpg)

 sketched DSO objects
http://www.deepskywatch.com/astronomy-sketches.html
(http://www.deepskywatch.com/images/dsoguide/dso-observing-guide-1.jpg)

(http://www.deepskywatch.com/images/dsoguide/dso-observing-guide-2.png)

 DSO Guide
http://www.deepskywatch.com/deepsky-guide.html

2013 年就有
http://stargazerslounge.com/topic/182354-deep-sky-hunter-a-new-14m-dso-atlas/

不錯的資料

Deep Sky Database
http://www.virtualcolony.com/sac/

http://www.hawastsoc.org/deepsky/index.html
夏威夷天文協會



還有格
http://messier.seds.org/xtra/supp/cats.html