Qualities signified by Ketu: sudden, unforeseen, subtle, abstract, universal, intelligent, insightful, physic.
Externally: Ketu signifies people who are mysterious, who hold abstract or incomprehensible views, who do not show their true identity, spies, mathematicians, people who have flashes of insights, inventors.
Internally: Ketu represents detachment, and the ability to contact subtle and powerful states of the mind.Experiences of higher states of consciousness at its best, and delusions at its worst are signified by Ketu.
Physically: Ketu would co-signify the same parts as Mars.
Profound, insistent, rough
Qualities and Traits: Determined, forceful, emotional, powerful and passionate.
Scorpions usually have magnetic personalities, and are very difficult to ignore. They are intensely emotional, and often times they suppress their true feelings, but eventually they will explode in anger. They have a strong sense of purpose and principles which they work to uphold and they can be quite jealous and possessive even in casual relationships, yet their aura of mystery also makes them attractive to others.
Positive tendencies: Determined, forceful, emotional, exciting and magnetic.
Negative tendencies: Jealous and resentful, compulsive/obsessive, secretive and obstinate.