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The temple is constructed by II Kulathunga Cholan around 700 AD. History says Lord Rama searched seetha in this place. By Mistake Lord rama kicked Sivalingam and he realized the one he kicked was lingam,then shiva appeared and gave directions to Lord Rama to reach srilanka. Lord Shiva is considered as Guru. There is no seperate Guru sannaidhi. Sri Rama acquired a Dhosham as He had touched the Lingam with His feet. So he undertook a penance towards Lord Shiva for 48 days with just one Amla fruit as his food, to recover from the Dhosham and to bring out the Shiva Lingam. Lord Shiva pleased with Sri Ramas penance came out from the earth and gave Viswaroopa Dharshan to Sri Rama.

Sri Rama with sincere prayers worshipped Lord Shiva as His Guru and got to know the directions to reach the place where Sri Sita was kept under custody of Raavana and headed towards Sri Lanka. As Sri Rama worshipped Lord Shiva as His Guru, this place became a Guru Sthalam among 9 Navagraha Temples of Chennai (Thondai Mandalam). Here Lord Shiva Himself is worshipped as Sri Guru Bhagavan.Also this place is called Uthara Raameswaram, as Sri Rama worshipped Lord Shiva here, similar to Raameswaram. Also according to temple sources, it is said that Porur was called as Uthara Raameswaram in ancient days.

Sthala puranam: Sri Rama acquired a Dhosham since His feet came in contact with the Lingam. Hence, he undertook a penance to Lord Shiva for 48 days with just one Amla fruit as his food, to recover from the Dhosham and to bring out the Shiva Lingam. Lord Shiva pleased with Sri Ramas penance came out from the earth and gave Viswaroopa Dharshan to Sri Rama. Sri Rama overwhelmed by the Lords mercy named the Shiva Lingam as Sri Ramanaadheswarar and worshipped Him. Goddess Parvathi too appeared and gave Dharshan to Sri Rama as Sri Sivakaama Sundhari. Sri Rama with sincere prayers worshipped Lord Shiva as His Guru and got to know the directions to reach the place where Sri Sita was kept under custody of Raavana and headed towards Sri Lanka.

As Sri Rama worshipped Lord Shiva as His Guru, this place became a Guru Sthalam among 9 Navagraha Temples of Chennai (or Thondai Mandalam). Here Lord Shiva Himself is worshipped as Sri Guru Bhagavan. Also this place is called Uthara Raameswaram, as Sri Rama worshipped Lord Shiva here, similar to Raameswaram. Also according to temple sources, it is said that Porur was called as Uthara Raameswaram in ancient days. It is also said that, this temple is equivalent to Raameswaram and those who are not able to undertake pilgrimage to Raameswaram could visit this place and be blessed by the Lord. The main deity Sri Ramanaadheswarar is gigantic and beautifully decorated, facing east. This huge deity is a Swayambhu Lingam (self evolved). Goddess Sivakaama Sundhari has a separate shrine in the temple.

The sanctum is built in Gajabrishta shape or Thoongaanai Maadam type which is a unique feature of Chozha temple architecture. Sri Vinayagar, Sri Dhakshinamurthy and other Koshta Murthies are found around the sanctum. This temple does not have Rajagopuram at the entrance and Vimanam above the sanctum. Nandhigeswarar is found on the outer praakaaram facing the sanctum. Here Sri Sandigeswarar is seen in a peculiar position near Nandhi facing south. The practice of offering Theertham and Sadaari are generally seen only in Vishnu temples. But, this is probably the only Shiva temple, where Theertham and Sadaari are offered to the devotees. The Sthala Viruksham isVembu (Neem tree) which is seen on the southern side of the praakaaram. 
This ancient temple for Sri Ramanaadheswarar is located in Porur, very near to Porur junction, off. Kunrathur Road. This ancient temple is connected to the Ramayana period. According to the history, Sri Rama on His way to Sri Lanka rested here in this place which was then a forest. While resting under an Amla tree (Nelli in Thamizh), He realized that there was a Shiva Lingam under the ground and his feet had touched the head of the Lingam unknowingly. Ramanadheswara temple is situated at porur chennai. It is famous for Guru (one of the navagraha temples). The Ramanadheswara temple is the located very near to the porur Kunrathur Junction.

Pooja: Kaalasandhi Pooja, Sayarachai PoojaTemple

Timings:
Morning 6.00am To 11.30am, Evening 5.00pm To 8.30pm

Festivals: Maha Shivratri, Navarathri, Karthika Somavaram, Panguni Uthiram.

Speciality of the Temple is 4 kala Abhishekam poojai, 10 days Festival, 108 Sangabisekam, Thiru Kalyanam.

Arulmigu Ramanatheswarar Temple, Eswaran koil street, Porur, Ambattur (Taluk), Thiruvallur (District) Pincode 600 116.

Phone No: 044 24829955, 99421 29523

E-mail: ramanatheswarartempleporur@gmail.com 
Do:
  • Do pray your Ishta Devata before pilgrimage to Temple.
  • Do contact Temple Devasthanam information centre for enquiry, temple information and for Pooja details etc.
  • Do reserve your travel and accommodation at Temple well in advance.
  • Do bath and wear clean clothes before you enter the temple.
  • Do concentrate on God and Goddess inside the temple.
  • Do maintain silence and recite Om Namahsivaya or your Istamantram to yourself inside the temple.
  • Do observe ancient custom and traditions while in Temple.
  • Do respect religious sentiments at Temple.
  • Do deposit your offerings in the hundi only.
Dont's:
  • Do not come to Temple for any purpose other than worshipping of God and Goddess.
  • Do not smoke at Temple.
  • Do not consume alcoholic drinks at Temple.
  • Do not eat non-vegetarian food in the Kshetram.
  • Do not approach mediators for quick Darshanam. It may cause inconvenient to others.
  • Do not carry any weapon inside the temple.
  • Do not wear any head guards like helmets, caps, turbans and hats inside the temple premises.
  • Do not perform Sastanga Pranama inside the Sanctum Sanctorum.
  • Do not take much time while performing Sparsa Darshanam to God in Garbhagriha.
  • Do not buy spurious prasadams from street vendors.
  • Do not encourage beggars at Temple.
  • Do not spit or create nuisance in the premises of the temple.