Collins Electro Optics guide to Messier objects most suited to I3 astronomy

 

WINTER

Nebulae

Messier # Constellattion Angular size date on meridian*

M42 Orion 66x60 1/30

M43 Orion 20x15 1/30

M78 Orion 8x6 2/1

Globular clusters

M79 Lepus 3 1/27

Open clusters

M34 Perseus 18 12/17

M35 Gemini 40 2/7

M36 Auriga 12 1/29

M37 Auriga 24 2/2

M38 Auriga 18 1/27

M41 Canis Major 32 2/17

M45 Taurus 100 1/2

M46 Puppis 24 3/2

M50 Monoceros 16 2/20

M93 Puppis 25 3/3

 

SPRING

Globular clusters

M53 Coma Berenices 4 5/25

M68 Hydra 3 5/17

Open clusters

M44 Cancer 90 3/17

M67 Cancer 15 3/20

Galaxies

M49 Virgo 4x4 5/15

M59 Virgo 3x2 5/18

M60 Virgo 4x3 5/18

M64 Coma Berenices 8x4 5/22

M82 Ursa Major 7x2 4/4

Collins Electro Optics Messier objects page 2

Spring galaxies continue.

M84 Virgo 3x3 5/13

M85 Coma Berenices 4x2 5/13

M86 Virgo 4x3 5/14

M87 Virgo 3x3 5/15

M89 Virgo 2x2 5/16

M104 Virgo 7x2 5/17

 

SUMMER

Nebulae