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| Messier/type: | M56 / globular cluster |
| mag/dia/dist: | 8.4 / 7' / 31,000 ly |
| constellation: | Lyra |
| date/time/place: | Apr 22, 01 / 04:00 / bangkok |
| trans'y/seeing/l-poll: | low / good / medium |
| telescope: | newtonian 4.5" f8.8 |
| eyepieces/power: | 25mm / 40x |
| sky atlas page: | 8 |
Start hopping form most remarkable double star 'Albireo' hop to star 2-->star 19.
From star 19, look for a star same magnitude (mag6) nearby. M56 locates just 0.5 degree
from star mag6 in the straight line marks by star 19-->star mag6-->M56.
M56 appeared as very faint, round, small smudge of light have to wait for moment of
good seeing and use avert vision.
Refer to text: low concentration, large, bright, no bright core, extend 110 ly.
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