Re: Stars in daylight
- From: Sam Wormley <swormley1@xxxxxxxxx>
- Date: Tue, 18 Dec 2007 22:40:33 GMT
Sam Wormley wrote:
skatebiker@xxxxxxxxx wrote:Is there anybody whohas seen stars in daylight, which means:
- Sun above the horizon
- Naked eye, i.e. no optcal device other than normal eyeglasses used
My own expreience is : Sirius in late afternoon in March from Canberra
ACT Australia. I searched the star by setting circles and found it in
my telescope and then I peered along my scope and saw it very faint.
At another possibility I made a beach walk in Fiji before sunrise. I
managed to follow Alpha Centauri till after sunrise with the naked
eye.
And a time in May I found Arcturus just before sunset in a crystal
clear sky in Holland.
Any other experiences ?
Did anyone see stars from an aircraft in full flight ? The sky is
darker because of the altitude.
Related URLs:
http://www.jesus.cam.ac.uk/college/flamsteed.htm
http://www.jesus.cam.ac.uk/college/history/flamsteed.html
http://www.weatherman.com/wxastro6.htm.
"Exactly what magnitude stars can be seen by day? Apparently the limit
runs from 1st to 4th magnitude, depending on the brightness of the sky.
The closer to sunrise, and sunset, the dimmer the stars that can be
detected. Indeed, several minutes before sunset [last fall, you could]
see many of Jupiter's moons through your scope! Can you see a shadow
crossing as well? I haven't tried it, but I bet you could!"
http://www.google.com/search?q=observing+stars+daytime
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