There are thousands of traditions in India and many have different representations. There is a saying in Baul called "Nana Muni Nana Mot" many different people, many different opinions.
Chandra ghanta Durga is represented by Shukra (Venus) with a name Chandra one would think the it would be represented by the Moon but in this tradition it is represented by Venus
3rd day - Chandraghanta or Chandra-khanda In this form Durga is 10-armed and rides a tiger. This is a terrible aspect and is roaring in anger. This form of Durga is completely different from earlier forms and shows when provoked she can be the terrible or malevolent. Chandraghanta is worshipped on the third day of Navarathri.
Her forehead is bedecked with the crescent moon resembling the shape of a ghantaa. That is why she is called Maa ‘Chandraghantaa’ by devotees.
By her grace all the sins, distresses, physical sufferings, mental tribulations and ghostly hurdles of the devotees are eradicated. Riding on the lion the Mother inspires her devotees with fearlessness. She is the very embodiment of serenity. The devotees who adore and worship her with their deeds, minds and speech develop an aura of divine splendor. Their persons emit out invisible power-waves which exercise a great impact on those who come in contact with them. They easily achieve success in every walk of life. Maa Chandraghantaa is ever ready to destroy the wicked, but to her devotees she is ever visible as the kind and compassionate Mother showering peace and prosperity.
The complexion possessed by Maa Chandraghantaa is golden. She possesses ten arms which wield weapons and missiles like the sword, the bow, the mace, the arrows and the like. During the battle between the gods and the demons, the horrible sound produced by her ghantaa had sent thousands of wicked demons to the abode of the Death-god. She is ever in a warring posture which shows her eagerness to destroy the foes of her devotees so that her devotees may ever live in peace and prosperity. Divine vision is acquired by her grace. If a devotee happens to enjoy divine fragrance and hears diverse sounds, he is said to be blessed by the Mother.
Maa Chandraghantaa should be adores and worshipped with great purity in mind and heart observing all the rites properly. Having acquired her grace, we get rid of all worldly turmoil and enjoy Supreme bliss. Devotees should always have her gentle form in their minds while meditating on her.
Mantras for Chandraghanta
Om Devi Chandraghantayayi Namah
(108 recitation of this mantra)
Pindaj Pravaarudh chandkopastrkairyuta | Prasadam Tanute Madhyam Chandraghanteti vishrutaa ||
Which means, O Goddess Chandraghanta, who rides on Tiger, angry on enemies, holds many weapons in 10 hands, be propitious to me. Devotees, who have many enemies and obstacles in their life, should worship Devi Chandraghanta on third day of Navratri. Goddess Chandraghanta then destroy all obstacles and fears of devotee and destroy enemies and demons. Baba Rampuri