3200+-1800= a low end of 1400, so 1425 is in the range. Can both be right?



Tony



From: guide-user@yahoogroups.com [mailto:guide-user@yahoogroups.com] On
Behalf Of Lawrence
Sent: Tuesday, October 11, 2011 9:28 AM
To: guide-user@yahoogroups.com
Subject: [guide-user] star distance variation





By chance I looked up the distance of Deneb shown by Guide: 3200+-1800
light years.
The same star is quoted on a web site as being 1425 LY away.

I wonder which datum is correct?

Lawrence Harris





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