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Re: [ATM] Sidewalk or Grass walk rookie observer's
Hi Vladimir,
Wednesday, December 20, 2006, 2:46:22 PM, you wrote:
VG> It is known that we can see up to 6th magnitude with
VG> naked eye. If we can see more by binoculars it is because
VG> of larger light collecting area bringing more photons to retina
VG> exciding sensitivity threshold and noise. Wee can see fainter sources
VG> and/or FURTHER.
Oh, I geddit, 7th magnitude stars are further away than 6th magnitude
stars. Kewl.
--
Best regards,
Richard in the UK
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