Mystic You
Sleeping deep in the sea
Me, my spirit
And mystic you
In absolute harmony
First Light with UVIT Payload on ASTROSAT
Amit Kumar I would like to share the heart holding experience of my first Space Project, UVIT on ASTROSAT. It was 30th November 2015. We had finished all the major checks on UVIT payload when its doors were closed. Just to remind the readers, ASTROSAT was launched on 29th September 2015 from ISRO space centre…
Experience at IIA and a broad research philosophy
Prashanth Mohan A question one often asks in the context of observations or an experiment is “what does it mean?”. The quest to find an answer opens up multiple paths, some of which are more tedious than others. It is instructive and highly rewarding to travel these paths to learn lessons, search for connections among…
Zeeman Effect
Raveena Khan The Zeeman effect was first discovered by the Dutch physicist Pieter Zeeman in 1896 when he placed the flame of a Bunsen burner between the poles of an electromagnet and held a piece of asbestos covered with common salt in the flame. After the electromagnet was turned on, he observed that the two…
Testing Theoretical Bar Formation Criterion
Sandeep Kataria Bars are ubiquitous features in the disk galaxies. Observations show that around 2/3 of the disk galaxies in the observable universe (optical and infrared) have a bar in their central region. Bars are thought to be formed as a result of global instability in the disk, which traps eccentric orbits of the stars…
Glimpses of memories at Hanle during July Indian Astronomical Observatory: 25 Years (Part-I)
Prof. B. C. Bhatt, Dorje Angchuk, and Man Singh Preamble Under the Himalayan Infrared Optical Telescope (HIROT) project, first team of IIA landed Leh in November 1994 and with initial acclimatization in high altitude and cold weather, this team arrived Hanle in December 1995. We pitched our setup in a mud-hut in the premises of…
“Errors are beautiful and Gaussian”-Really?
Soumya Sengupta Gaussian or Normal Distribution is the most common of all the probability distributions in the sense that the heights of the boys in a classroom, the errors in any experiments, or the probability of acceptance of your proposal (in your company or in love affairs) all follow the Gaussian distribution. De Moivre first reported…
Oh… Wind….
(Suman Saha)
Meeting the Milky Way…
Chayan Mondal Seeing the night sky filled with uncountable stars always amazes the one who loves to see it. The journey of exploring this vast universe begins its first footstep with the introduction of the night sky. The experience of observing it starts adding the colours to the canvas of imagination. The more you get…