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| Messier/type: | M22 / globular cluster |
| mag/dia/dist: | 5.2 / 33' / 10,100 ly |
| constellation: | Sagiitarius |
| date/time/place: | Apr 6, 01 / 05:10 / bangkok |
| trans'y/seeing/l-poll: | fair-poor / fair / medium |
| telescope: | newtonian 4.5" f8.8 |
| eyepieces/power: | 25mm / 40x |
| sky atlas page: | 22 |
Start hopping from the handle of tea-pot comprise of stars 34,27,38 & 40;
40-->27-->point to star 22 (the lid of tea-pot); center at star 22 and look for
stars 24 & 25 that look like a pair of double star. M22 locates about 0.5 degree
in north-east direction from 24 & 25, it couldn't see in finder scope.
At eyepiece 40x, M22 appeared as faint smudge of light, round, large
, without bright nucleus and couldn't resolve stars.
Refer to text: Medium concentration of stras,bright,large,rich,round.
Contains about 70,000 stras;extend 75 ly
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