ER ke under 6 Rajdhani bata raha hai ye data.. that means 12301/02 aur 12305/06 ko 2 different Rajdhani consider karta hai RB.. bas RSA hai dono Rajdhani ka.
IRI ke bade bade veer logon dekh lo.. jo log batate the ki ER ke pas 2 hi Rajdhani hai actually 3 hai RB ke najar se bhi..