INAO Exam Date 2025
: Homi Bhabha Centre for Science Education (affiliated with the Tata Institute of Fundamental Research – HBCSE) has officially announced the INAO Exam Date 2025 along with the release of the Science Olympiad Notification 2025. Candidates who qualify for the NSEA Exam held on 23rd November 2024 are shortlisted for the INAO Examination.
INAO stands for Indian National Astronomy Olympiad is a prestigious competition designed to encourage students to excel in Astronomy.
As per the official notification details at https://secure.hbcse.tifr.res.in, the INAO Exam 2025 is going to be commenced on 01st February 2025 (Saturday) between 9.00 am to 12.00 pm.
It aims to identify talents among candidates by providing a platform for students to showcase their knowledge and skills. INAO is organized at the national level and successful participants get a chance to represent India in the International Astronomy Olympiad.
NSEA 2024
INAO Exam Date 2025
The list of students selected for the INAO Examination will be published by 15th January 2025 on the IAPT website: www.iapt.org.in. Candidates who successfully pass the National Standard Examination of Astronomy (NSEA) are eligible to participate in the Indian National Astronomy Olympiad (INAO), managed by the HBCSE (Homi Bhabha Center For Science Education).
Indian National Astronomy Olympiad is the second stage in the selection process for the International Astronomy Olympiad (IAO), which in turn leads to the Orientation cum Selection Camp (OCSC) in Astronomy then PDT
Following OCSC, the top-performing students are shortlisted to undergo the Pre-Departure Training (PDT) for the International Astronomy Olympiad
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NSEA Previous Year Question Papers
INAO Exam Date 2025 Overview
To familiarize themselves with INAO Exam Pattern 2025, candidates should practice INAO Previous Year Question Paper. Understanding the INAO Syllabus thoroughly is important before attempting the INAO Examination and must keep a check on the official website on regular basis for essential updates.
Students will be given answer sheets and worksheets to complete the questions, each question requires writing detailed proof. Here we have provided the essential details of the INAO Exam Date 2025 for the students who are willing to appear for the exam.
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INAO Exam Date 2025 Overview
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Organization
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Homi Bhabha Centre for Science Education (affiliated with the Tata Institute of Fundamental Research - HBCSE)
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Exam Name
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Indian National Astronomy (INAO 2025)
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INAO Exam Date 2025
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01st February 2025 (Saturday) between 9.00 am to 12.00 pm
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Mode of Exam
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Pen and Paper Mode
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Type of Questions
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Both Subjective & Objective
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Total Marks
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100 Marks
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Negative Marking
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For each wrong response, there will be negative marking.
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Official Website
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https://secure.hbcse.tifr.res.in
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INAO Exam Pattern 2025
The INAO 2025 Exam consists of two parts.
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There will be total 6 Questions in the INAO Examination. Maximum marks are indicated in front of each sub-question.
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The total marks for INAO 2025 is 100.
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Also 1/3 marks is penalized for each wrong answer.
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The INAO question paper language is available in English and Hindi. For INAO registration 2024-2025, students must select one language of their choice.
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Duration of INAO Exam is 3 Hours (180 Minutes).
INAO Syllabus 2025
The INAO Syllabus is broadly equivalent to NSEA Examination. Astronomy syllabus comprises of the following three parts:
1. Physics
2. Mathematics
3. Elementary Astronomical notions
In addition, general understanding of Science and Mathematics topics studied till Class 10 is expected.
1. Physics
I. Units and Measurements
II. Motion in a Straight Line
III. Motion in a Plane
IV. Laws of Motion
V. Work, Energy and Power
VI. System of Particles and Rotational Motion
VII. Gravitation
VIII. Mechanical Properties of Solids
IX. Mechanical Properties of Fluids
X. Thermal Properties of Matter
XI. Thermodynamics
XII. Behaviour of Perfect Gases and Kinetic Theory of Gases
XIII. Oscillations and Waves
XIV. Electrostatics-
Electric Charges and Fields,
Electrostatic Potential and Capacitance &
Current Electricity
XV. Magnetic Effects of Current and Magnetism
XVI. Optics
XVII. Dual Nature of Radiation and Matter
XVIII. Atoms and Nuclei
XIX. Electronic Devices
2. Mathematics
Equivalent to CBSE Class 12 Mathematics syllabus. A brief outline is given below.
I. Sets And Functions
II. Algebra
III. Coordinate Geometry
IV. Calculus
V. Mathematical Reasoning
VI. Statistics & Probability
VII. Vectors And Three-dimensional Geometry
VIII. Linear Programming
3. Elementary Astronomical Notions
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Basic knowledge of Solar System and associated phenomena: Sun, Planets and their moons, Comets, Asteroids, Diurnal motion of Earth, Phases of the Moon, Seasons, Eclipses, Tides.
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Familiarity with structural elements of the Universe: Stars, Galaxies, Clusters of galaxies.
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Familiarity with the night sky: Brightest stars, Common constellations, Milky Way, paths of solar system objects in the night sky, rising and setting of stars.
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Working principle of Telescopes.
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Major historical landmarks in the development of Astronomy.
Any in-depth knowledge of astronomy is not required. However, basic familiarity with astronomical terminology, objects and phenomena, as can be acquired through an interest in astronomy (reading popular books / listening to popular lectures etc.), is expected.
INAO Syllabus PDF- Click to Download
INAO Admit Card 2025
Every year Homi Bhabha Centre for Science Education (HBCSE) issues the INAO Admit Card 2025 a few days before the exam date. The INAO Hall Ticket 2025 will be available online only to those candidates who register
themselves on the HBCSE website (olympiads.hbcse.tifr.res.in) after the publication of the list in order to obtain their INO admit cards.
Only the students who qualify for the NSEA Examination 2024-25 are eligible to appear in the INAO exam and only they will get the INAO Admit Card 2025. It is mandatory to carry the hall ticket to exam premises without which no one is allowed enter the examination hall.
INAO Previous Year Question Paper
INAO Previous Year Question Papers help students understand the difficulty level of the questions that will be asked and manage the time to answer all the questions in the exam.
Students can download previous papers of the Indian National Astronomy Olympiad from the official website of Homi Bhabha Centre for Science Education and prepare for the exam preparation and from the direct link provided below.
INAO Previous Year Question Paper
INAO Exam Preparation Tips
Here are the preparation tips for INAO Examination 2025
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Understand the INAO Syllabus:
Get acquainted with the INAO syllabus to concentrate your study efforts effectively. Recognize essential topics and distribute time accordingly.
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Practice Regularly:
Repeated practice is vital. Work on INAO Previous Year Question Paper to become familiar with the exam structure and enhance problem-solving abilities.
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Strengthen Basics:
Establish a solid foundation in basic principles of Mathematics, Physics and Elementary Astronomical notions. A clear comprehension of fundamentals will assist in addressing complex issues effortlessly.
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Time Management:
Practice time-bound tests to improve your speed and accuracy. Utilize your time wisely during the exam to ensure you address all sections sufficiently.
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Stay Updated:
Remain informed about current events and recent advancements in science and mathematics. Maintain curiosity and investigate beyond textbooks to expand your knowledge range.
