Melotte catalogue
In astronomy, the Melotte catalogue is a catalogue of 245 star clusters by British astronomer Philibert Jacques Melotte. It was published in 1915 as A Catalogue of Star Clusters shown on Franklin-Adams Chart Plates.[1] Catalogue objects are denoted by Melotte, e.g. "Melotte 20". Dated prefixes include as Mel + catalogue number, e.g. "Mel 20".[2]
 Melotte 20, an open cluster in the constellation Perseus that was first catalogued by Philibert Jacques Melotte in 1915. | |
| Survey type | astronomical catalog  |
|---|---|
| Named after | Philibert Jacques Melotte |
| Published | 1915 |
 | |
Vital statistics
- The catalogue contains 245 objects: 161 open clusters, 81 globular clusters, 2 asterisms, and 1 galaxy.
- Objects are spread out across the entire celestial sphere.
- Mel 2 is the northernmost Melotte object, located at a declination of +85º in the constellation Cepheus.
- Mel 129 is the southernmost Melotte object, located at a declination of -82º in the constellation Apus.
Melotte objects which are also Messier objects
The Melotte catalogue contains 55 objects which are part of the Messier catalogue:
- Messier 2
- Messier 3
- Messier 4
- Messier 5
- Messier 6 (Butterfly Cluster)
- Messier 7 (Ptolemy's Cluster)
- Messier 9
- Messier 10
- Messier 11 (Wild Duck Cluster)
- Messier 12
- Messier 13 (Hercules Globular Cluster)
- Messier 14
- Messier 15
- Messier 16 (Open cluster within the Eagle Nebula)
- Messier 19
- Messier 21
- Messier 22
- Messier 23
- Messier 24 (Sagittarius Star Cloud)
- Messier 25
- Messier 26
- Messier 28
- Messier 30
- Messier 34
- Messier 35
- Messier 36
- Messier 37
- Messier 38
- Messier 39
- Messier 41
- Messier 44 (Beehive Cluster)
- Messier 45 (Pleiades)
- Messier 46
- Messier 47
- Messier 48
- Messier 50
- Messier 52
- Messier 53
- Messier 54
- Messier 55
- Messier 56
- Messier 62
- Messier 67
- Messier 68
- Messier 69
- Messier 70
- Messier 71
- Messier 72
- Messier 75
- Messier 79
- Messier 80
- Messier 92
- Messier 93
- Messier 103
- Messier 107
Melotte objects which are also Caldwell objects
The Melotte catalogue pre-dates the Caldwell catalogue by 80 years. The Melotte catalogue contains 37 objects which are part of the Caldwell catalogue:
- C 1 (NGC 188)
- C 10 (NGC 663)
- C 13 (NGC 457) ET or Owl Cluster
- C 14 (NGC 869 & NGC 884) Double Cluster
- C 16 (NGC 7243)
- C 28 (NGC 752)
- C 41 Hyades
- C 47 (NGC 6934)
- C 50 (NGC 2244) Satellite Cluster
- C 54 (NGC 2506)
- C 58 (NGC 2360) Caroline's Cluster
- C 64 (NGC 2362) Tau Canis Majoris Cluster
- C 71 (NGC 2477)
- C 73 (NGC 1851)
- C 75 (NGC 6124)
- C 76 (NGC 6231)
- C 78 (NGC 6541)
- C 79 (NGC 3201)
- C 80 (NGC 5139) Omega Centauri
- C 81 (NGC 6352)
- C 84 (NGC 5286)
- C 86 (NGC 6397)
- C 87 (NGC 1261)
- C 88 (NGC 5823)
- C 89 (NGC 6087) S Normae Cluster
- C 91 (NGC 3532) Wishing Well Cluster
- C 93 (NGC 6752) Great Peacock Cluster
- C 94 (NGC 4755) Jewel Box
- C 95 (NGC 6025)
- C 96 (NGC 2516) Southern Beehive Cluster
- C 97 (NGC 3766)
- C 102 (IC 2602) Theta Carinae Cluster
- C 104 (NGC 362)
- C 105 (NGC 4833)
- C 106 (NGC 104) 47 Tucanae
- C 107 (NGC 6101)
- C 108 (NGC 4372)
Number of Collinder objects in each constellation
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Melotte objects
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Errors
There are some errors in Melotte's list:
- Mel 28 and 29 are asterisms.
- The elliptical or lenticular galaxy Mel 57 was mistaken for a globular cluster.
See also
- List of astronomical catalogues
- Collinder catalogue - a similar catalogue of open star clusters published by Per Collinder in 1931.
- Trumpler catalogue - a similar catalogue of open star clusters published by Robert Julius Trumpler in 1930.
References
- Melotte, P. J. "A Catalogue of Star Clusters shown on Franklin-Adams Chart Plates", MmRAS, 1915
- "melotte 20". sim-id. Retrieved 2020-06-24.
- "ic 1805". sim-id. Retrieved 2020-06-26.
- "ic 361". sim-id. Retrieved 2020-06-26.
- "ngc 1857". sim-id. Retrieved 2020-06-26.
- "ngc 2192". sim-id. Retrieved 2020-06-26.
- "ngc 2215". sim-id. Retrieved 2020-06-26.
- "ngc 2243". sim-id. Retrieved 2020-06-26.
- "ngc 2259". sim-id. Retrieved 2020-06-26.
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