Equuleus

Tuesday 19 September 2017 - 08:44:27 Posted by  Bobby
equuleus2

 Invention of Equuleus

Equuleus is the second smallest constellation in the sky, Equuleus represents a small horse that lies next to Pegasus, the well-known flying horse. It first appeared among the 48 constellations described by the Greek astronomer Ptolemy, but there appear to be no legends about it. Its brightest star is Alpha Equulei, magnitude 3.9.

 The Facts

  • Depiction: The Little Horse
  • Pronounced: eh-KWOO-lee-us
  • Genitive: Equulei
  • Abbreviation: Equ
  • Highest in the Sky: September
  • Size Ranking: 87th
  • Coverage Area: 72 Sq. Degrees
  • Right Acension: 21 hours
  • Declination: 10°
  • Visibility: 90°N to 75°S

 Notable Objects

  • Gamma Equulei: Double star
  • Epsilon Equulei: Triple star system
  • Lambda Equulei: Double star
  • NGC 7015: Spiral galaxy
  • NGC 7040: Spiral galaxy
  • NGC 7046: Spiral galaxy
  • Struve 2765: Multiple star system
  • Struve 2786: Double star
  • Struve 2793: Double star

 Named Stars

  • Kitalpha, Alpha Equulei

 Best Viewed Objects/Stars

Gamma Equulei

 An optical double star, divisible with binoculars. It consist of a star of magnitude 4.7 with a very wide companion, 6 Equulei, of magnitude 6.1.

1 Equulei

 A multiple star. A small telescope shows it as a double with components of magnitudes 5.2 and 7.4. The brighter star is, in fact, a binary with an orbital period of 100 years, but the stars are too close together to be separated with a small aperture.

Equuleus
equuleus

 Where to?

Back To List 

Up Next- Eridanus 

Comments

Rating


5/5 : 1 Vote

Share this

Welcome


Username or Email:

Password:




[ ]
[ ]
[ ]

Facebook