The book "Modern astronomical spectrometers and methods of spectrogram processing: a textbook for students enrolled in the program" by C. Yu. Gorda is an indispensable source of knowledge for those who seek to immerse themselves in the fascinating world of astronomy and modern space exploration technologies. This book is intended for students, graduate students and young scientists who want to understand the basics and intricacies of working with astronomical spectrometers, as well as master modern methods of processing spectrograms that reveal the secrets of stars, galaxies and other cosmic objects. The book focuses on a comprehensive review of modern spectrometric instruments used in astronomy and spectrum analysis methods that allow scientists to extract valuable information about the chemical composition, temperature, movement and other characteristics of the objects under study. Author, Candidate of Technical Sciences C. Yu. Gorda is known for his systematic approach and clear style of presentation, which makes complex technical and scientific concepts available even to novice students. The book discusses in detail the principles of operation of various types of spectrometers, their advantages and limitations, as well as the practical aspects of observation and data processing. Particular attention is paid to modern software tools and algorithms that allow to automate the processing of spectrograms, increasing the accuracy and efficiency of research. The reader will get acquainted with the methods of calibration, noise elimination, line allocation and spectral characteristics analysis, which makes the book relevant for those who want not only to understand the theory, but also to master the practical skills of working with modern equipment. An important part of the manual are examples of real spectrograms and step-by-step instructions for their processing, which allows students to consolidate the knowledge gained in practice. The book "Modern astronomical spectrometers and methods of spectrogram processing" will be of particular interest to students studying in the fields of astronomy, physics, radio and optoelectronics, as well as specialists working in scientific laboratories and research centers. It is suitable for both beginners and those who already have basic knowledge and want to expand their competence in the field of spectroscopy and data analysis. Thanks to its clear structure and accessible style, the book can become a desktop guide for self-study and practical exercises. The author emphasizes the importance of modern technologies and methods of spectrogram processing to expand the boundaries of our knowledge about the Universe. The book covers current topics such as infrared and ultraviolet spectroscopy, the use of digital spectrometers, as well as modern data processing algorithms, including machine learning and artificial intelligence. This makes the book not only a textbook, but also a valuable source of information for those who seek to remain at the forefront of scientific research. The author’s special style is a combination of the rigor of scientific facts with a lively and understandable presentation, which contributes to an easy perception of complex topics. C. Yu. Gorda is known for his publications in the field of astronomical spectroscopy and participation in international conferences, which confirms the high level of his professional competence. His approach to learning makes the book "Modern astronomical spectrometers and methods of spectrogram processing" not just a textbook, but a real guide to the exciting world of modern astronomical technologies. If you are looking for a book that will help you understand how modern spectrometers reveal the secrets of the cosmos and learn how to process spectrograms using modern methods, then this book will become an indispensable assistant for you. It will help not only to expand your knowledge, but also prepare you for practical tasks in the field of astronomy and spectroscopy, opening up new horizons for research and professional growth.