GU Piscium

GU Piscium

A visual band light curve for GU Piscium, plotted from ASAS-SN data
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Pisces
Right ascension 01h 12m 35.0519s[1]
Declination 17° 03′ 55.5712″[1]
Apparent magnitude (V) 12.96 - 13.24
Characteristics
Spectral type M3[2]
Astrometry
Radial velocity (Rv)−1.5±0.5[3] km/s
Proper motion (μ) RA: 96.642±0.127[1] mas/yr
Dec.: −100.704±0.107[1] mas/yr
Parallax (π)21.0019 ± 0.0721 mas[1]
Distance155.3 ± 0.5 ly
(47.6 ± 0.2 pc)
Details
Radius0.54±0.04[4] R☉
Surface gravity (log g)4.75±0.07[4] cgs
Temperature3250±32[4] K
Metallicity−0.25±0.19[4]
Rotational velocity (v sin i)23.7±2.2[3] km/s
Other designations
1SWASP J011235.03+170355.7, 1RXS J011235.6+170401, GU Psc, 2MASS J01123504+1703557[5]
Database references
SIMBADdata

GU Piscium is a star in the constellation Pisces.[5] An RS Canum Venaticorum variable, it ranges from magnitude 12.96 to 13.24 over 1.04 days.[6] It is 48 Parsecs (155 light-years) distant from Earth.[7] This star is also believed to be a member of the AB Doradus moving group with a membership probability of 96.9%.[8]

  1. ^ a b c d e Cite error: The named reference Gaia DR2 was invoked but never defined (see the help page).
  2. ^ Cite error: The named reference Riaz2006 was invoked but never defined (see the help page).
  3. ^ a b Cite error: The named reference Malo2014a was invoked but never defined (see the help page).
  4. ^ a b c d Cite error: The named reference Malo2014b was invoked but never defined (see the help page).
  5. ^ a b Cite error: The named reference Simbad was invoked but never defined (see the help page).
  6. ^ BSJ (11 November 2011). "GU Piscium". AAVSO Website. American Association of Variable Star Observers. Retrieved 5 July 2014.
  7. ^ Cite error: The named reference Naud2014 was invoked but never defined (see the help page).
  8. ^ Cite error: The named reference Malo2013 was invoked but never defined (see the help page).