Saturday, June 2, 2012

My short stint in ISRO


   This post is about my  summer intern in ISRO(Indian Space Research organisation), Sriharikota...

As the 4th semester was reaching the end ,we started searching for a summer intern and luckily my friend's dad who is an engineer in ISRO , sriharikota  agreed to arrange  an  intern in computer networks for us and he just  wanted a 5 member team . Since  I was  learning computer networks at that time(4th sem), I decided to give a try. Other people from our class also showed some  interest in that intern and  within few weeks the final 5 member team was finalised and by the end of semester exams we got confirmation letter from  ISRO signed by our HOD.


Sriharikota is located near sullerpeta, Andhra Pradesh and it’s a two hour journey by  train from Chennai. So we got a suburban train  to sullurpeta from chennai central on may 5. While travelling in the train my friend (G) who is well aware of this area told that we could see ISRO launch pad from the train. As soon as  train reached Andhra pradesh border, one of my  friend told  us he found  lauchpad tower at the   horizon...we eagerly  looked through  windows and waited patiently   to  get  the glimpse of ISRO, later we found that it was actually a  cellphone tower..:)  As we neared  sullerpet, we could see some kind of mushroom shaped towers across the barren lands. We began guessing  about the use of the   tower, is it  a  RADAR or watch towers or a lauchpad...? With   little bit of knowledge about rocket science we felt  that it could not  be a RADAR , since it could  track  vertically moving rockets after some range. finally we assumed it to be  a satellite  communication device  since it had shape of parabolic reflector. On reaching sullerpet  all our guesses went wrong, the mushroom tower was actually a water tank for the ISRO colonies... :)

In sullerpeta, we stayed in our friend house  located  in the ISRO colony, from there,  to reach sriharikota  we have to cross the pulicat lake(India’s 2nd largest brackish lake), but only mode of transportation is  by road which is built over sand bed on the lake. On the first day  morning  we got the bus to SHAR(Sriharikota High Altitude Range which is now called as Satish Dhawan Space Centre ) and on the way we found pulicat  lake  to be mostly dry and to our surprise there is hoarding saying that “Do not throw plastics. This is  a pulicat lake bird sanctuary”. we could actually see  few  flamingos and pelicans scattered over  lake. after 15 minutes of travel we entered  dense forest  along  the sea shore. To our disappointment  no laptops and cameras were  allowed inside SHAR. By  late afternoon   we got  our id’s , thanks to my friend's dad  who helped us getting the things done.

 As days went by we could  see that SHAR is not  a small organisation. Various departments are separated few miles  apart which are connected by a narrow  road  which cuts through dense forest and we must need some sort of vehicle for the travel. One day we missed our bus and in SHAR we could get  buses only at specified interval of time. so with no  other way, we started walking.  on the way  most of the  people from vehicles looked us peculiarly and we don’t why. we walked 4 km in scorching sun and  we were totally  dehydrated and it was hard to find a shade on  these  roads. with  2 more km to go we rested on  the road  itself . and finally a van stopped for us. Inside the van, we came to know that  panthers has been spotted around the forest and no one is allowed to walk  on  the roads and we were lucky that our timing didn’t coincide with security patrol or else we would have been caught...:)

Some days ISRO engineers will take us to various facilities and they patiently explained their usage and workings ,but some  were relatively new and unknown to us ,but somewhat we got an abstract idea about their systems. Related to computer science ,we saw the   implementation of remote monitoring   systems , which is one of the core  systems of ISRO ,since during the time of the launch no engineer will be allowed near the launch site , every system will be  monitored  from mission control centre(MCC)  through a  fibre – optic  network.

One of  the unforgettable moments  happened  during  the last day  of our stay, my friend's dad took us to top of launch pad, the breath taking view of bay of Bengal  blew us away, we never seen that  kind of bluish tint of the sea .

 The internship was over by may 25 , we had loads of fun during  this short span of time and  I am grateful to everyone who made this summer a memorable one...

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