The dot count for this kolam is 19-3-3 straight dots.
This was a Rangoli for for my friend's wedding - my biggest ever about 9 feet in diameter (picture taken from 6th floor balcony). The black astral projections were a part of the Hotel flooring (The Retreat, Madh Island, Mumbai) and I'd to centre the Rangoli in a way that Rangoli was symmetrically distributed over these asters...the effect seems superb though!
In TamilNadu and among Tamils, the birth of Lord Ganesh is called as Vinayakar (or Pillaiyar) Chaturthi. Please click on the blue arrow located at the bottom of the dot grid, to view the animation.