Astronomical dating of ramayana
It speaks volumes about the historicity of the era of Lord Rama! If he is to have ruled for 11,000 years, then according to Ahoreva samvatsar, it comes to 31 years. Then Vishnu entered Heaven in his own form, with his brothers, and all the gods bowed down to him and rejoiced.
From Sita's version in Sundhara kanda we know that Rama went on Vanavas in his 25th year. Then Vishnu told to the grandsire to give appropriate place to those people who had followed him, renouncing their self for him.
THE ATTITUDESTOWARDS SPIRITUAL WHICH BELONGS TO A PARTICULAR PEOPLE CANNOT BE GRASPED OR PRESERVEDOR CONVEYED UNLESS WE HAVE ALL THESE THREE.
Thousands of years later, when some of these Himalayan Rivers became non-perennial or started drying up, some of these people started moving towards Central Asia and Europe.The story of Shri Ram‘s life was first narrated by Maharishi Valmiki in the ‘Ramayan’ which was written after Shri Ram was crowned as the king of Ayodhya, Maharishi Valmiki had a great sense of astronomy as he has made sequential astronomical references on important dates related to the life of Shri Ram indicating the location of planets vis-à-vis the zodiac constellations and other visible stars (nakshatras).