Deneb Algedi is a relatively bright star located within the Cap constellation, designated as a magnitude 2.837. This star measures 37.95 light years away from Earth. Its position in the sky is defined by RA 326.7614°, Dec -16.1286°. It does not currently

Due to its central location and relative distance, Deneb Algedi is easily recognizable as a significant star in the evening sky. It is predominantly considered a variable star of the spectral type of G-subgiant, giving it a noticeable and consistent brightness. Its long-term velocity, measured through parallax of 85.94 mas, suggests it’s exhibiting a moderate proper motion of approximately 259.7 mas/year. This motion places it relatively close to other stars in its constellation.

The prominence of Deneb Algedi as a relatively long-lived star – particularly its observed lifetime and energy output – is noteworthy. This type of star provides a stable link for the formation of larger planetary systems, representing a crucial component within our solar system’s formation timeline. It is a well-established member of a population known for its relatively low-to-medium luminosity. Given its position in the Cap constellation, it’s often encountered as an easily identifiable point of light in the night sky, a celestial body steadily visible to the eye.

Observing Deneb Algedi offers a captivating glimpse into the dynamic processes occurring within star systems. The magnitude of 2.837 suggests a fairly ordinary star; it does not display noteworthy irregularities or unusual characteristics that might lend it a memorable or captivating identifier. It is an example of stellar luminosity and stability that demonstrates the fundamental principles underpinning the formation and evolution of planets within solar systems .

How to see it

Deneb Algedi has a visual magnitude of about 2.84: under a reasonably dark sky it is typically reachable with the unaided eye.

Sky position

Equatorial coordinates for Deneb Algedi: right ascension 21h 47m 3s, declination −16° 7′ 43″ (J2000), in the region of the Capricornus constellation (IAU figure Cap).

Capricornus — Explore by constellation

Catalog context

Deneb Algedi. It appears in classical and modern catalogs as Bayer/Flamsteed designation 49Del Cap, HIP 107556, HD 207098, Gaia DR3 6838311796136238976. In the SkyKeepsake Capricornus (Cap) browse hub it sits with other stars of the same IAU figure.

Catalog identifiers

Gaia

Gaia DR3 6838311796136238976

HIP

107556

HD

207098

gaia_dr3

6838311796136238976

Bayer / Flamsteed

49Del Cap

Observed properties

Visual magnitude

2.84