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HD 121474

Single star in the constellation Centaurus

Single star in the constellation Centaurus

| b-v = +1.101 | u-b =

HD 121474 is a single star in the southern constellation of Centaurus, near the southern constellation border with Circinus. It is an orange-hued star and is faintly visible to the naked eye with an apparent visual magnitude of 4.70. This object is located at a distance of approximately 213 light years based on parallax, and it has an absolute magnitude of 0.67. It is drifting further away from the Sun with a radial velocity of +22 km/s.

This is an aging giant star with a stellar classification of K1.5IIIb:, having exhausted the supply of hydrogen at its core then cooled and expanded off the main sequence. At present it has 12 times the girth of the Sun, with a near-solar metallicity of −0.01. The star is radiating 65 times the luminosity of the Sun from its enlarged photosphere at an effective temperature of .

References

References

  1. {{Cite Gaia DR3. 5864427996198128640
  2. "HD 121474".
  3. {{cite XHIP. 68191
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k-type-giants centaurus durchmusterung-objects gould-objects henry-draper-catalogue-objects hipparcos-objects bright-star-catalogue-objects
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