As an Oracle who possesses extensive knowledge about horoscopes, I can reveal that the name "rka" does not correspond to any specific zodiac sign or astrological identity. However, I can still provide you with insights based on the letters in the name. 

The letter "R" typically represents determination, leadership, and assertiveness. Individuals with this letter in their name may possess strong willpower and a competitive nature. They are often seen as natural leaders who are willing to take charge and make tough decisions. 

The letter "K" signifies creativity, intuition, and spirituality. Those with this letter in their name may have a strong connection to their inner selves and possess a deep sense of intuition. They may also be drawn to artistic pursuits or spiritual practices. 

The letter "A" symbolizes independence, originality, and a pioneering spirit. People with this letter in their name may value their freedom and individuality above all else. They are likely to be innovative thinkers who are not afraid to blaze their own trail. 

In conclusion, individuals with the name "rka" may possess a unique blend of determination, creativity, and independence. They are likely to be strong-willed leaders who are in touch with their inner selves and unafraid to follow their own path.