press release 05.05.2025 Heavy Rainfall accompanied with thunderstorm & lightning likely over northeast India during 06th to 08th May

प्रेस विज्ञप्ति तारीख 02 मई, 2025: पूर्वी और मध्य भारत में गरज, बिजली, ओलावृष्टि, तेज/तूफ़ानी हवाओं के साथ बारिश 06 मई, 2025 तक

Monthly Outlook for the Temperature and Rainfall during May 2025

मई 2025 के दौरान तापमान और वर्षा का मासिक आउटलुक

प्रेस विज्ञप्ति तारीख 28 अप्रैल, 2025: 29 अप्रैल, 2025 से पूर्वोत्तर भारत में वर्षा की तीव्रता में कमी आने की संभावना है।

Press Release 17.04.2025 An intense Western Disturbance likely to affect Western Himalayan Region till 20th with peak intensity on 18th & 19th April.

PRESS RELEASE 31.03.2025: THUNDERSTORM AND LIGHTNING, GUSTY SURFACE WIND (40-60 KMPH) AND HAILSTORM ACTIVITY LIKELY OVER MAHARASHTRA, INTERIOR KARNATAKA.

प्रेस विज्ञप्ति तारीख 31 मार्च, 2025: अगले 4-5 दिनों के दौरान महाराष्ट्र, आंतरिक कर्नाटक, मध्य प्रदेश, छत्तीसगढ़ और ओडिशा

The Indian Astronomical Ephemeris

The Indian Astronomical Ephemeris is published anually by the Positional Astronomy Centre, Kolkata for providing astronomical data to observational astronomers and other users, such as Panchang makers. While astronomical ephemeris with similar data are compiled by seven more countries in the world, the Indian Ephemeris is designed to cater to our particular national requirements.

This book contains about 500 pages, published in only English language and its contents are divided into six parts such as:

  • Part I : TIME, SUN, MOON, PLANETS
  • Part II : STARS
  • Part III : TABLES OF SUNRISE, SUNSET AND MOONRISE, MOONSET
  • Part IV : ECLIPSES AND OCCULTATIONS
  • Part V : ASTRONOMICAL PHENOMENA AND MISCELLANEOUS TABLES
  • Part VI : INDIAN CALENDAR

In accordance with the resolutions adopted by the International Astronomical Union (IAU) at its meeting held in 1976 and 1979 relating to time, reference frame and astronomical constants, the epoch of the standard reference system in this publication is J 2000.5 and the argument of the ephemerides is terrestrial time.

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