Pi Piscis Austrini

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Pi Piscis Austrini
Diagram showing star positions and boundaries of the Piscis Austrinus constellation and its surroundings
Location of π Piscis Austrini (circled)
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Piscis Austrinus
Right ascension 23h 03m 29.76s
Declination −34° 44' 58.6"
Apparent magnitude (V) +5.12
Distance93 ly
(29 pc)
Spectral typeA9V + F0.V
Other designations
π  Piscis Austrini, π PsA, Pi PsA, CPD−35  9350, FK5 1601, GC 32122, HD 217792, HIP 113860, HR 8767, PPM 303321, SAO 214275

Pi Piscis Austrini (Pi PsA, π Piscis Austrini, π PsA) is spectroscopic binary in constellation of Piscis Austrinus, with a well-determined period of 178.3177 days and an apparent magnitude of +5.12.[1] It is approximately 93 light years from Earth.

The temperatures are 7400 Kelvin for Pi PsA A and 6900 for Pi PsA B, as well as their estimated brightness ratio, and get luminosities of 3.4 and 2.6 times that of the Sun.[1]

Pi Piscis Austrini is moving through the Galaxy at a speed of 16.3 km/s relative to the Sun. Its projected Galactic orbit carries it between 24,100 and 37,300 light years from the center of the Galaxy.[2]

References

  1. ^ a b PI PSA (Pi Piscis Austrini)
  2. ^ Pi Piscis Austrini (HIP 113860)


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