Cancer (constellation) for Karkinos's effort, gave it a place in the sky. Some scholars have suggested that Karkinos was a late addition to the myth of Hercules in order to make the Twelve Labors correspond to the twelve signs of the Zodiac. , the Sun appears in the constellation Cancer from July 20 to August 9. In tropical astrology, the Sun is considered to be in the sign Cancer from June 21 to July 22, and in sidereal astrology, from July 16 to August 16. This constellation can be found during winter or autumn. In Chinese astronomy, the stars of Cancer lie
Synoptical astrology constellation and traditionally considered so. The sector is bordered by the first 'marker' star of the next constellation. The ecliptic plane divides the sectors into northern and southern regions in some cases e. g. Aries - Taurus or Aquarius - Pisces, so, for example, a planet with northern ecliptic latitude enters the constellation of Pisces much sooner than one with southern latitude - in this system. Concerning the astrological aspects, Synoptical Astrology focuses also on the arithmological characteristics of the natural number (positive integer) which divide the circle of 360 degrees. The unequal constellational sectors in the Synoptical Astrology are