| Sr. | Name | Institution | Local contact | Date | 
| 51 | Reinout van Weeren |  |  | 19/12/2013 - 22/12/2013 | 
| 50 | Prashanth Jagannathan |  |  | 04/12/2013 - 13/12/2013 | 
| 49 | Marek Jamrozy |  |  | 16/11/2013 - 13/12/2013 | 
| 48 | Leah Kathleen Morabito | Leiden University, Netherlands | GTAC | 22/09/2013 - 30/09/2013 | 
| 47 | Dark Donevski | Leiden University, Netherlands | GTAC | 22/09/2013  - 30/09/2013 | 
| 46 | Pratik Majumdar | BARC, Mumbai | GTAC | 17/09/2013  - 18/09/2013 | 
| 45 | Manojendu Choudhury | BARC, Mumbai | GTAC | 17/09/2013  - 18/09/2013 | 
| 44 | Saumyadip Samui | Presidency University, Calcutta | GTAC | 05/09/2013  - 12/09/2013 | 
| 43 | K S Dwarakanath | RRI, Bangalore | D. Oberoi | 27/08/2013  - 30/08/2013 | 
| 42 | A Deshpande | RRI, Bangalore | D.Oberoi | 21/08/2013  - 26/08/2013 | 
| 41 | Ruta Kale | INAF, Italy | ICH | 04/08/2013  - 29/08/2013 | 
| 40 | C R Subrahmanya | RRI, Bangalore | JNC | 30/07/2013  - 04/08/2013 | 
| 39 | Dushmanta Patra | ICS, Kolkata | GTAC/S.Roy | 26/07/2013  - 10/08/2013 | 
| 38 | Sabyasachi Pal | ICSP, Kolkata | GTAC/S.Roy | 26/07/2013  - 10/08/2013 | 
| 37 | Paul J Wiita | The College of New Jersey, USA | Sirothia | 30/07/2013  - 22/08/2013 | 
| 36 | Eric Matthew Wilcots | Univ. of Wiscosin, USA | GTAC | 20/07/2013 - 28/07/2013 | 
| 35 | Nielsen Danielle Marie | Univ of Wiscosin, USA | GTAC | 20/07/2013 - 28/07/2013 | 
| 34 | Chiranjib Konar | Academic Sinica | GTAC | 09/06/2013 - 31/07/2013 | 
| 33 | Ananda Hota | Centre for Excellence in Basic Science, Univ. of Mumbai and DAE | GTAC | 06/06/2013 - 09/06/2013 | 
| 32 | Edward O'Gorman | Trinity College, Ireland | GTAC | 31/05/2013 - 22/06/2013 | 
| 31 | Takayuki J. Hayashi | The University of Tokyo, Japan | GTAC | 14/05/2013 - 22/05/2013 | 
| 30 | Kailash C Sahu | Space Telescope Science Institute | GTAC | 09/05/2013 - 16/05/2013 | 
| 29 | Alak Ray | TIFR | GTAC | 30/04/2013 - 07/05/2013 | 
| 28 | Tanmay Das | Univ. of Calcutta | GTAC | 20/04/2013 - 25/04/2013 | 
| 27 | Ashik Paul | Univ. of Calcutta | GTAC | 20/04/2013 - 25/04/2013 | 
| 26 | Susanta Kumar Bisoi | PRL, Ahmedabad | GTAC | 19/04/2013 - 20/05/2013 | 
| 25 | Sudip Bhattacharyya | TIFR | Nissim | 22/04/2013 - 23/04/2013 | 
| 24 | Mousumi Das | IIA, Bangalore | Nissim | 07/04/2013 - 10/04/2013 | 
| 23 | C R Subrahmanya | RRI, Bangalore | JNC/Nissim | 31/03/2013 - 04/05/2013 | 
| 22 | Abhirup Dutta | Univ. of Colarado | Nissim | 17/03/2013 - 20/03/2013 | 
| 21 | Alexandre Beelen | Institute de Astrophysique Spatiale , France | YW/GTAC | 06/02/2013 - 20/02/2013 | 
| 20 | Veeresh Singh | Institute de Astrophysique Spatiale , France | YW/GTAC | 05/02/2013 - 20/02/2013 | 
| 19 | Kryzysztof Maciesiak | Univ. of Zielona Gora, Poland | DMitra | 01/02/2013 - 14/03/2013 | 
| 18 | Sumana Nandi | ARIES, Nainital | GTAC | 06/02/2013 - 10/02/2012 | 
| 17 | Marek Jamrozy | Jagiellonian University, Poland | GTAC | 02/02/2013 - 24/02/2013 | 
| 16 | Vikram Khaire | IUCAA, Pune | GTAC | 31/01/2013 - 01/02/2013 | 
| 15 | Sowgad Muzagid | IUCAA, Pune | GTAC | 31/01/2013 - 01/02/2013 | 
| 14 | Atish Kamble | Harvard-Smithsonian Centre for Astrophysics, USA | Nissim | 27/01/2013 - 31/01/2013 | 
| 13 | Alain Lecavelier | IAP, France | GK/GTAC | 21/01/2013 - 02/02/2013 | 
| 12 | Annalisa Bonafede | Jacobs - University, Denmark | GTAC | 25/01/2013 - 27/01/2013 | 
| 11 | Johan Pierre Richard | Observatoire de Lyon, France | GTAC | 21/01/2013 - 24/01/2012 | 
| 10 | Reinout Johannes VAN WEEREN | Smithsonian Astrophysical Observatory | GTAC | 20/01/2013 - 24/01/2013 | 
| 9 | Ramesh Bhat | University of Curtain, Australia | YG | 14/01/2013 - 31/01/2013 | 
| 8 | Liam Connor | Univ. of Toronto, Canada | GTAC | 09/01/2013 - 22/01/2013 | 
| 7 | Richard Shaw | Univ. of Toronto, Canada | GTAC | 09/01/2013 - 22/01/2013 | 
| 6 | Raphael Alexandre Simon Gobat | Service d' Astrophysique,  France | GTAC | 06/01/2013 - 14/01/2013 | 
| 5 | Mark Thomas Sergent | Service d' Astrophysique, France | GTAC | 06/01/2013 - 14/01/2013 | 
| 4 | R Wielebinski | (Max-Planck-Institut fur Astrophysik, Germany)   | GTAC | 08/01/2013 - 10/01/2013 | 
| 3 | Kiran Lakhchaura | DAA, TIFR | GTAC | 31/12/2012 - 07/01/2013 | 
| 2 | Marta Dembska | Kepler Institute of Astronomy, Poland | GTAC | 04/01/2013 - 16/01/2013 | 
| 1 | Ruta Kale | INAF, Italy | GTAC | 27/12/2012 - 15/01/2013 |