Aidar (river)

The Aidar (Ukrainian: Айдар, Russian: Айдар) is a river in Luhansk Oblast, Ukraine and Belgorod Oblast, Russia. A left tributary of the Seversky Donets, it is 264 km (164 mi) long (with 256 km (159 mi) located within Ukraine) and has a basin area of 7,420 square kilometres (2,860 sq mi).^{[1][2][3][4][5]} The slopes of the valley are partitioned with ravines and gorges. In the spring, snow melt accounts for approximately 70% of the flow. The average flow module is 1.7 litres • sec / km². The river freezes in December.

Aidar
Native name	Айдар (Ukrainian)
Location
Country	Russia, Ukraine
Physical characteristics
Mouth	Donets
• coordinates	48°42′27″N 39°11′48″E
Length	264 km (164 mi)
Basin size	7,420 km2 (2,860 sq mi)
Basin features
Progression	Donets→ Don→ Sea of Azov

The Aidar Battalion in the Ukrainian Armed Forces is named after this river.^[6]

References

• М. Т. Янко. Топонімічний словник-довідник української РСР, К., «Радянська школа», 1973, стор. 13

1. «Река Айдар (Адар, Айдор)», Russian State Water Registry
2. Izsák Tibor (2007). Ukrajna természeti földrajza (pdf) (in Hungarian). II. Rákóczi Ferenc Kárpátaljai Magyar Főiskola. p. 95. Retrieved 2019-05-05.
3. "NÉVJEGYZÉK-SZÓTÁR az UKRAJNA TERMÉSZETI FÖLDRAJZA tantárgyhoz" (PDF) (in Hungarian). II. Rákóczi Ferenc Kárpátaljai Magyar Főiskola. Archived from the original (pdf) on 2019-04-04. Retrieved 2019-05-05.
4. "Айдар" (in Russian). Большая Советская Энциклопедия. Retrieved 2019-05-05.
5. "Aidar River". Encyclopedia of Ukraine. Archived from the original on 2016-07-06. Retrieved 2019-05-05.
6. "A Window into the Trial of the Ukrainian "Aidar" Battalion in Russia". September 26, 2023.