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Editorial Office, E. Camelopardalis. Encyclopedia. Available online: (accessed on 16 April 2024).
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Editorial Office, Encyclopedia. "Camelopardalis." Encyclopedia. Web. 29 February, 2024.

Camelopardalis, recognized by the International Astronomical Union (IAU), is a constellation located in the northern celestial hemisphere. Its name is derived from the Latin word for "giraffe," reflecting its association with this graceful and majestic creature.

constellation astronomy IAU

1. Introduction

Camelopardalis, a constellation in the northern celestial hemisphere, occupies a relatively large area of the sky despite its faintness and lack of prominent stars. Its name, derived from the Latin words "camelus" (camel) and "pardalis" (leopard), evokes the image of a giraffe, an animal with a long neck reminiscent of the constellation's elongated shape. Camelopardalis is situated between the constellations of Ursa Major, Cassiopeia, Perseus, and Lynx, and is bordered by the Milky Way, contributing to its designation as a Milky Way border constellation.

The celestial coordinates of Camelopardalis lie approximately between right ascension 5 hours and 20 hours and declination +70 degrees and +90 degrees (Figure 1). Due to its high declination, Camelopardalis is best observed from northern latitudes and remains circumpolar, never setting below the horizon for observers in these regions.

Characterized by its sprawling shape and sparse stellar population, Camelopardalis lacks bright stars and notable deep-sky objects compared to other constellations. Its dimness may pose challenges for casual observers, but its distinctive outline and position make it a recognizable feature of the northern sky.

Despite its relative obscurity, Camelopardalis has historical significance in the field of astronomy. It was first introduced by the Dutch astronomer Petrus Plancius in the late 16th century, based on observations made by European explorers during expeditions to the southern hemisphere. While it may not hold the same mythological and cultural associations as some other constellations, Camelopardalis serves as a reminder of humanity's enduring curiosity and exploration of the cosmos.

Figure 1. IAU chart of Camelopardalis. Source: Credit: IAU and Sky & Telescope. Reproduced under CC BY 4.0 license.

2. Historical Background and Mythology

Camelopardalis, though relatively faint and lacking in prominent stars, possesses a fascinating historical background and mythological associations that contribute to its rich tapestry in astronomy and cultural lore.

Historically, Camelopardalis was introduced as a constellation in the late 16th century by the Dutch cartographer and astronomer Petrus Plancius. Plancius incorporated Camelopardalis into his celestial maps based on observations made by European explorers during expeditions to the southern hemisphere. The constellation's name is derived from the Latin words "camelus" (camel) and "pardalis" (leopard), reflecting its resemblance to the long-necked giraffe. Its inclusion in Plancius's charts served to honor the discoveries and achievements of these explorers.

Mythologically, Camelopardalis does not have a significant presence in classical Greek or Roman mythology, unlike many other constellations. However, its association with the giraffe may draw symbolic connections to various cultural narratives and beliefs. In ancient African cultures, the giraffe symbolized grace, elegance, and adaptability, often revered for its long neck reaching toward the heavens. Some indigenous African tribes interpreted the giraffe's distinctive markings as stars in the night sky, weaving tales and legends around its celestial presence.

3. Notable Stars and Deep-Sky Objects

3.1. Notable Stars

Beta Camelopardalis (β Cam): Beta Camelopardalis is the brightest star in the constellation. It is a blue-white giant located approximately 1,000 light-years away from Earth. With a visual magnitude of about 4.03, Beta Camelopardalis is visible to the naked eye under dark skies. It is a massive star, much larger and more luminous than the Sun.

HD 30614 (Tegmine): HD 30614, also known by its traditional name Tegmine, is a binary star system located in Camelopardalis. It consists of two main-sequence stars orbiting each other. Tegmine has a combined visual magnitude of approximately 4.6 and is situated around 118 light-years away from Earth. The stars in this system are relatively young, with an estimated age of about 100 million years.

3.2. Deep-Sky Objects

NGC 2403

NGC 2403 is a beautiful spiral galaxy located in the constellation Camelopardalis. It is often referred to as a "nearby" galaxy, although it is still situated at a considerable distance from our own Milky Way galaxy. This galaxy belongs to the M81 Group, a small galaxy group that also includes the well-known galaxies M81 and M82. NGC 2403 is positioned approximately 8 million light-years away from Earth, making it relatively close in astronomical terms. Its proximity allows astronomers to study its structure and properties in detail, making it a valuable target for observation and research. This spiral galaxy exhibits intricate spiral arms extending from a bright central bulge. It is characterized by ongoing star formation activity, with numerous regions of young, hot, blue stars dotting its spiral arms. These regions, known as H II regions or star-forming nebulae, are sites of intense star formation fueled by the gravitational collapse of dense molecular clouds.

NGC 2403 also hosts a number of star clusters and nebulae within its disk, adding to its visual appeal and scientific interest. These features provide astronomers with valuable insights into the processes of galaxy formation and evolution, as well as the conditions that give rise to new stars and planetary systems. Due to its relatively high surface brightness and large apparent size, NGC 2403 is a popular target for amateur astronomers equipped with moderate to large telescopes. Observers can admire its spiral structure and pinpoint individual star-forming regions within its disk.

NGC 2655: NGC 2655 is another spiral galaxy located in Camelopardalis. It is situated approximately 82 million light-years away from Earth. NGC 2655 is known for its prominent central bulge and tightly wound spiral arms. It is classified as a Seyfert galaxy, meaning it has an active galactic nucleus that emits intense radiation.

NGC 1502 is a young open cluster of approximately 60 stars in the constellation Camelopardalis, discovered by William Herschel. It has a visual magnitude of 6.0 and thus is dimly visible to the naked eye. This cluster is located at a distance of approximately 3,500 light years from the Sun, at the outer edge of the Cam OB1 association of co-moving stars, and is likely part of the Orion Arm.

IC 342: IC 342 is a spiral galaxy located near the border between Camelopardalis and the constellation Cassiopeia. It is approximately 10 million light-years away from Earth and is often referred to as the "Hidden Galaxy" due to its low surface brightness, which makes it difficult to observe visually. IC 342 is similar in size and structure to the Milky Way and is believed to host a supermassive black hole at its center. 

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Update Date: 29 Feb 2024