When is Zero Shadow Day at your location?
Here’s the Zero Shadow Day (ZSD) information for various places, now formatted into a table for clarity. This phenomenon occurs due to the sun’s position directly overhead, causing no shadow for objects at solar noon. The dates provided are for two occurrences each year for the specified locations:
| ZSD Dates | Places |
|---|---|
| 6 Apr & 5 Sep | Indira Point |
| 10 Apr & 1 Sep | Kanyakumari, Nagercoil, Kudankulam, Trinket Island |
| 11 Apr & 31 Aug | Kovalam, Trivandrum, Kazhakoottam, Nedumangadu, Sathankulam, Tiruchendur |
| 12 Apr & 30 Aug | Varkala, Ponmudai, Paravur, Kollam, Kottarakara, Punalur, Tenkasi, Tirunelveli, Thoothukudi |
| 13 Apr & 29 Aug | Kayankulam, Adoor, Thiruvalla, SankaranKoil, Kovilpatti, Rameshwaram, Ramanathapuram, Car Nicobar |
| 14 Apr & 28 Aug | Alappuzha, Kottayam, Vaikom, Pala, Sabarimala, Cumbum, Rajapalayam, Sivakasi, Virudhunagar, Paramakudi |
| 15 Apr & 27 Aug | Kochi, Vypin, Thodupuzha, Idukki, Munnar, Theni, Andipatti, Tirumangalam, Madurai, Sivaganga, Karaikudi |
| 16 Apr & 26 Aug | Paravur, Aluva, Chalakudy, Valparai, Kodaikanal, Dindigul, Pudukottai, Pattukottai, Vedaranyam |
| 17 Apr & 25 Aug | Guruvayur, Ponnani, Thrissur, Ottapalam, Palakkad, Pollachi, Mettupalayam, Udumalpet, Palani, Trichy, Thanjavur, Thiruvarur, Nagapattinam, Little Andaman |
| 18 Apr & 24 Aug | Kottakal, Malappuram, Coimbatore, Gudalur, Palladam, Tiruppur, Kangayam, Karur, Kumbakonam, Mayiladuthurai, Karaikal, Poompuhar |
| 19 Apr & 23 Aug | Kozhikode, Koyilandy, Thamarassery, Ooty, Kotagiri, Avinashi, Erode, Tiruchengode, Namakkal, Sirkazhi, Chidambaram |
| 20 Apr & 22 Aug | Vadakara, Mahe, Thalassery, Perambra, Wayanad, Mudumalai, Bhavani, Mettur, Salem, Kallakuruchi, Neyveli, Panruti, Cuddalore, Port Blair |
| 21 Apr & 21 Aug | Kannur, Payyanur, Taliparamba, Dharmapuri, Sankarapuram, Villupuram, Pondicherry, Havelock Island |
| 22 Apr & 20 Aug | Kanhangad, Kasargod, Madikeri, Mysore, Srirangapatna, Shuivanasamudra, Chengam, Tiruvannamalai, Tindivanam, Long Island |
| 23 Apr & 19 Aug | Uppala Gate, Puttur, Arakalagud, Krishnarajapete, Melkote, Mandya, Channapatna, Ramanagara, Attibele, Hosur, Krishnagiri, Tirupattur, Vanaiyambadi, Kavalur, Ambur, Arani, Kanchipuram, Chengalpattu, Mahabalipuram, Kelambakkam |
| 24 Apr & 18 Aug | Mangalore, Moodabidri, Bantwal, Sakleshpur, Hassan, Shravanabelagola, Bidadi, Bangalore, Dasarahalli, Bangarapet, Kolar, Gudiyattam, Vellore, Arcot, Arakkonam, Sriperumbudur, Tiruvallur, Avadi, Chennai, Interview Island, Sound Island |
| 25 Apr & 17 Aug | Udupi, Brahmavar, Karkala, Sringeri, Kudremukha |
Zero Shadow Day
Zero Shadow Day occurs when the sun’s rays are directly overhead, causing objects to cast no shadows, typically observed near the equator twice a year, showcasing celestial phenomena. It happens in all locations where the latitude aligns with the angle between the Sun’s position and the equator on that specific day.
In this article, we will understand the meaning of zero shadow day, facts about zero shadow day, and the phenomenon behind the zero shadow day.