Rakhi or Raksha Bandhan (Sister Brother Day) falls on full moon day (August 5th 2009) in Luni-solar calendar month of Shravana (Shrawan, Shavan or Shravan). This is the day of Shravan Poornima (Purnima), the day in which moon is in Shravana nakshatra according to Vedic astrology. It is a day on which brothers and sisters renew their love and affection for each other. Bhadra Karan ( inauspicious time) on that day in Panchang is over after five PM all over India.
There will be a penumbral lunar eclipse on that night. The planetary positions for the August 6th eclipses are given in the table here (OO:40 UT). The eclipse point in August 6th eclipse is nineteen degrees Capricorn moon and nineteen degrees cancer Sun.The path of visibility of the eclipse is shown in the figure below. The effect of this eclipse on different Zodiac signs of individuals and nations are available in our other blogs.