Arkansas Sky Observatory

The
Arkansas Sky Observatory

TELESCOPE LIMITING MAGNITUDE
Determination Chart
For the Summer Skies

YOU ARE TO (IN PENCIL) COMPLETE FILLING IN ALL STARS VISIBLE IN YOUR TELESCOPE AT ABOUT 50X PER INCH OF APERTURE IN THE MIDDLE CHART.

OBSERVER
LOCATION
TELESCOPE TYPE:
APERTURE
MAGNIFICATION:
SEEING (1-10"10" BEST):
TRANSP. (0-6mag.):
DATE:
TIME:

The Constellation Lyra
Finder Chart for Sulafat

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The area in the image above highlighted in light red represents the approximate field in the chart below. The area is centered around the star Sulafat in Lyra. Easy to find!

Complete this chart before looking at the bottom chart!
The chart is 15' x 10' of arc in the area of Sulafat. For those using RA prisms, use image on the right, otherwise use the left image. North is UP in both charts.

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Actual stars and magnitudes in the area of Sulafat to compare to your completed chart above. For those using RA prisms, use image on the right, otherwise use the left image. North is UP in both charts.

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