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17 Cygnus - what colours?
- mythicalireland
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19 years 1 month ago #16184
by mythicalireland
Kind regards,
Anthony,
www.mythicalireland.com
www.newgrangeireland.com
www.myspace.com/islandofthesettingsun
17 Cygnus - what colours? was created by mythicalireland
At the recent second meeting of the Drogheda Astronomy Club, we were looking at 17 Cygnus through the NexStar 11 GPS. I thought the primary looked yellowish, and that there was a hint of red to the secondary. Three other people said they could only see white stars against a black background, while another thought they could see a bit of yellowish in both stars.
I have been unable to find out what colour this double actually is. On the web, some people seemed to think yellowish and orangish, while others thought yellow and blue!
Anyone put us out of our misery for the next time we get together? What colour is 17 Cygnus?????
I have been unable to find out what colour this double actually is. On the web, some people seemed to think yellowish and orangish, while others thought yellow and blue!
Anyone put us out of our misery for the next time we get together? What colour is 17 Cygnus?????
Kind regards,
Anthony,
www.mythicalireland.com
www.newgrangeireland.com
www.myspace.com/islandofthesettingsun
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- michaeloconnell
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19 years 1 month ago #16186
by michaeloconnell
Replied by michaeloconnell on topic Re: 17 Cygnus - what colours?
"The Night Sky's Observer Guide" says they are "Fine yellow and orange"
Hope this puts you out of your misery.
Hope this puts you out of your misery.
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- eansbro
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19 years 1 month ago #16197
by eansbro
Replied by eansbro on topic Re: 17 Cygnus - what colours?
Sky catalogue 2000 Vol 2 gives 17 Cyg main star 5 mag. as F5 and the other 9.2 mag at K5 which would make the first one whitish yellow and the second orange.
Eamonn A
Eamonn A
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- mythicalireland
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19 years 1 month ago #16198
by mythicalireland
Kind regards,
Anthony,
www.mythicalireland.com
www.newgrangeireland.com
www.myspace.com/islandofthesettingsun
Replied by mythicalireland on topic Re: 17 Cygnus - what colours?
Orange. Sounds kinds a bit reddish to me. Good enough! :lol:
When it comes to start colours, Albireo is hard to beat . . .
When it comes to start colours, Albireo is hard to beat . . .
Kind regards,
Anthony,
www.mythicalireland.com
www.newgrangeireland.com
www.myspace.com/islandofthesettingsun
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