3 ms·
edit: oops. My apologies, sodium is responsible for the dark band at ~5,890 I misread a graphic. Still looking into the spike... If like me you just had to k
by stolio 12y ago
edit: oops. My apologies, sodium is responsible for the dark band at ~5,890 I misread a graphic. Still looking into the spike...
If like me you just had to know what was responsible for the huge spike in the red (@ wavelength of about 6600 angstroms)....
Sodium.
Tangentially related (TIL) sodium also effects a star's end-of-life cycle: http://news.nationalgeographic.com/news/2013/05/130529-how-stars-die-sodium-space-astronomy-science/ http://news.nationalgeographic.com/news/2013/05/130529-how-s...
- gus_massa 12y agoIn the spectrum graph (near the bottom) there are ¿two? light band at 4500-4600A but there is no spike in the graphic. All the other light bands have spikes and all the dark bands have valleys. Do you know what happened there?
- semaphoreP 12y agoLooks like the H-alpha emisison line at 656 nm. It's a pretty strong line in many astrophysical sources.