Free Constellations Clipart

Abbreviation:  Del
English Name:  The Dophin
Genitive: Sualocin
Hemisphere:  Northern Hemisphere
Location: Between the constellations of Equuleus and Sagitta.
Visible between latitudes:  
+90 and -70 degrees
Best season: Autumn
Seen in three seasons: Summer, Autumn and Winter
Best seen in:  September
Seen between: June and November
Right Ascension (RA):  21 hour
Declination (DEC):  +10 degrees
Area (square degrees):  189 (69th)

Delphinus (The Dolphin)

  • Delphinus’ four brightest stars form a feature asterism as a leaping Dolphin, that can easily be recognized. Sometimes it gives a name as Job’s Coffin.
  • It is in a rich Milky Way star field.

Messier Objects

  • No Messier objects in Delphinus.

Features of Interest

  • NGC 6891 – Planetary Nebula; very bright, it requests using OIII filter to be seen. (small blue disk.)
  • NGC 6934 – Globular Cluster, also known as Caldwell 47 (C47) – brighter and larger of the two displaying Globular Cluster in Delpinus.
  • NGC 7006 – Globular Cluster, also known as Caldwell 42 (C42) – can be mistaken for faint star at low magnification.

Named Stars

  • Sualocin (Alpha Del)
  • Rotanev (Beta Del)
  • Deneb Dulfim (Epsilon Del)


  • Photo of the constellation; Delphinus, as it appears to the naked eye. (Lines have been added for clarity.)
  • Sky Chart  –  Delphinus
  • List of stars in Delphinus.


Back to The 88 Constellations Lists  page.

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