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Member Reports from SANTOSH KUMAR MAHATO

Dec 05

Total Lunar Eclipse of 10th December 2011

A total lunar eclipse will take place on December 10, 2011. It will be the second of two total lunar eclipses in 2011, the first having occurred on June 15. Visibility : It will be visible from all of Asia and Australia, seen as rising over eastern Europe, and setting o ver northwest North America. In the Philippines, the lunar eclipse is seen visible just after sunset. We are Waiting for the next Total Lunar Eclipse of 10th December. Our organization- SWAN (Sky Watchers Association of North Bengal) will show the event LIVE through its own Webcast Channel and... Read More...

Jan 31


A galaxy is a massive, gravitationally bound system that consists of stars and stellar remnants, an interstellar medium of gas dust, and an important but poorly understood component tentatively dubbed dark matter. The name is from the Greek root galaxias , literally meaning “milky”, a reference to the Milky Way galaxy. Typical galaxies range from dwarfs with as few as ten million (10 7 ) stars, up to giants with a hundred trillion (10 14 ) stars, all orbiting the galaxy's center of mass. Galaxies may contain many star systems, star clusters, and various interstellar clouds. The Sun is one... Read More...

Jan 28

Indian astronomy

Indian astronomy —the earliest textual mention of which is given in the religious literature of India (2nd millennium BCE)—became an established tradition by the 1st millennium BCE, when Jyotiṣa Vedānga and other ancillary branches of learning called Vedangas began to take shape. During the following centuries a number of Indian astronomers studied various aspects of astronomical sciences and global discourse with other cultures followed. Early history – Early astronomy in India—like in other cultures— was intertwined with religion. The first textual mention of astronomical concepts comes from the Vedas—religious literature of India. According to Sarma (2008): “One finds in the... Read More...

Jan 14

International Space Station

International Space Station Pass Details Date: Thursday,13 January, 2011 Satellite: ISS Location: Binnaguri ( 26.7667°N, 89.0500°E) Local Time: Universal Coordinated Time -5:30 (GMT + 5:30) Orbit: 347 x 354 km, 51.6° (Epoch 13 Jan) Sun altitude at time of maximum pass altitude: -23.4° Event:Rises above horizon;Time:18:42:47;Alt:-0°;Azi:301° (WNW) Event:Reaches 10°altitude;Time:18:45:07;Alt:10°;Azi:282° (WNW) Event:Maximum altitude;Time:18:47:18;Alt:19°;Azi:233° (SW ) Event:Enters shadow;Time:18:48:22;Alti:16°;Azi:204° (SSW) I went into my garden a few minutes before 18:45:07 and waited, expecting that I might see the ISS but was not really sure if I would. Then I saw the International Space Station. It was the first time I had seen it.... Read More...

Dec 15

Geminid Meteor Shower (14 December 2010)

I was watching the constellations of Orion, Lepus, Taurus and Eridanus for the Geminid Meteor Shower . I caught my first Geminid meteor (bright as Sirius) near the Zaurak of the constellation of Eridanus. I viewed total 20 Geminid's during the 3 hours (00:30-3:30 AM IST) including 5 huge as fireball that was brighter than Jupiter. Most of the meteors I observed were fast moving, appearing as sharp streaks of light, lasting a 4 second or less. It was awesome. Read More...