Emission lights colours

Comments and questions about the APOD on the main view screen.
Post Reply
hazza
Asternaut
Posts: 1
Joined: Sun Jan 18, 2009 3:14 am

Emission lights colours

Post by hazza » Sun Jan 18, 2009 3:19 am

Emission from sulfur atoms is shown in red, hydrogen atoms in green, and oxygen in blue," As per the last Pictured of the day description of 17.01,2009" is this right or green from sulphur & red from hydrogen? somebody correct me please thank you

User avatar
neufer
Vacationer at Tralfamadore
Posts: 18805
Joined: Mon Jan 21, 2008 1:57 pm
Location: Alexandria, Virginia

Re: Emission lights colours

Post by neufer » Sun Jan 18, 2009 4:28 am

hazza wrote:Emission from sulfur atoms is shown in red, hydrogen atoms in green, and oxygen in blue," As per the last Pictured of the day description of 17.01,2009" is this right or green from sulphur & red from hydrogen? somebody correct me please thank you
Sulfur:red , hydrogen:green & oxygen:blue is what is stated as well as
being the color scheme most (though not all) APODs use for these elements.
Art Neuendorffer

User avatar
Chris Peterson
Abominable Snowman
Posts: 18198
Joined: Wed Jan 31, 2007 11:13 pm
Location: Guffey, Colorado, USA
Contact:

Re: Emission lights colours

Post by Chris Peterson » Sun Jan 18, 2009 5:54 am

neufer wrote:Sulfur:red , hydrogen:green & oxygen:blue is what is stated as well as being the color scheme most (though not all) APODs use for these elements.
This particular choice of narrow band filters, assigned in that order, is also known as the "Hubble palette".
Chris

*****************************************
Chris L Peterson
Cloudbait Observatory
https://www.cloudbait.com

User avatar
orin stepanek
Plutopian
Posts: 8200
Joined: Wed Jul 27, 2005 3:41 pm
Location: Nebraska

Re: Emission lights colours

Post by orin stepanek » Sun Jan 18, 2009 1:36 pm

Here's link? http://apod.nasa.gov/apod/ap090117.html

BTW hazza welcome to the asterisk

Orin
Orin

Smile today; tomorrow's another day!

Post Reply