LkCa 15

LkCa 15

LkCa 15 protoplanetary disk
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Taurus
Right ascension 04h 39m 17.796s
Declination +22° 21 03.48
Apparent magnitude (V) +11.91
Characteristics
Spectral type K5V
Variable type T Tauri
Astrometry
Proper motion (μ) RA: 10.572 mas/yr
Dec.: -17.527 mas/yr
Parallax (π)6.3619±0.0264 mas
Distance513 ± 2 ly
(157.2 ± 0.7 pc)
Details
Mass0.97 ± 0.03 M
Radius1.2 R
Luminosity1.22 L
Temperature4730 K
Age2 Myr
Other designations
V1079 Tau, GSC 01278-00193, TYC 1278-193-1, 2MASS J04391779+2221034
Database references
SIMBADdata

LkCa 15 is a T Tauri star in the Taurus Molecular Cloud. These types of stars are relatively young pre-main-sequence stars that show irregular variations in brightness. It has a mass that is about 97% of the Sun, an effective temperature of 4370 K, and is slightly cooler than the Sun. Its apparent magnitude is 11.91, meaning it is not visible to the naked eye.