In-House Scientific Meeting, April 13, 2012

Scientific Programme:

Session I Chair: S.P. Bagare Solar Physics
09:30-09:45 D.Sajal Kumar Visible Wavelength Narrow Band imager for Solar Activity studies
09:45-10:00 S. Krishna Prasad Line width variations in Polar corona
10:10-10:15 S. P. Rajaguru Origin of high-frequency acoustic halos around active regions: some new results
10:15-10:30 K. M. Hiremath Toroidal magnetic field structure of the Sun’s convective envelope inferred from the initial observations of the sunspots
10:30-10:45 J. Javaraiah The G-O rule and Waldmeier effect in the variations of the numbers of large and small sunspot groups
10:45-11:00 R. Ramesh Low frequency radio observations of the solar coronal magnetic field
11:00-11:15 Coffee Break
Session II Chair: A. K. Pati Stars and Galaxies
11:15–11:30 G. Indu Modeling the HI kinematics of the LMC.
11:30-11:45 Mousumi Das GMRT observations of AGN in low surface brightness galaxies
11:45-12:00 Gajendra Pandey Recent studies on hydrogen Deficient stars
12:00-12:15 C.S.Stalin Mass of the black hole in the Seyert 1.5 galaxy H0507+164 using reverberation mapping
12:15-12:35 Sujan Sengupta Weighing directly imaged Exoplanets
12:35-13:00 Poster Viewing
13:00-14:30 Lunch and Poster Viewing
Session III Chair: B. P. Das Astrophysical Theory and Fundamental Physics
14:30-14:45 L. S. Anusha Forward Scattering Hanle effect as a diagnostic tool for weak solar magnetic field
14:45-15:00 H. N. Smitha J-state interference in polarized solar spectrum — the example of the Cr I triplet
15:00-15:15 Manpreet Singh Mean field studies of ultracold atoms
15:15-15:30 Prashanth Mohan Statistical detection and modelling of QPOs
15:30-15:45 A. Sumedh Why some pre-stellar cores refuse to form stars? Unravelling the mystery
Session IV Chair: B. R. Prasad Astronomical Instrumentation.
15:45-16:00 M. B. Roopashree Measurement and correction of wavefront distortions at adaptive optics lab
16:00-16:15 Amit Kumar Tests and Calibration of Ultra Violet Imaging Telescope on ASTROSAT
16:15-16:30 Vellai Selvi Development of PMT-based photon counting photometer
Concluding Session
16:30 S.S. Hasan Presentation of awards.
17:00 Group Photograph/High Tea.


Venue: Auditorium



  1. Spatially Resolved Images to understand the solar Irradiance variability – S.T.Kumara,R.Kariyappa.
  2. Distinct shock drivers at successive heights driving Type II emission - G.S.Suryanarayana.
  3. High resolution Echelle spectroscopy of eclipsing binary Epsilon Aur during its eclipse 2009-2010 –
    C.Muthumariappan, M.Appakutty, K.Jayakumar, M.Parthasarathy.
  4. New electri1cal installations at VBO, Kavalur - Vellai Selvi.
  5. IIA Library relating to the historic and current events – Christina Birdie, B.S.Mohan and P. Prabahar.
  6. Historical Observations/Expeditions: Transit of Venus Observed in India during 1761 – 2004 - Christina
    Birdie, B.S.Mohan and P.Prabahar.


Last updated 12.04.2012