Aurora in Ryazan on December 21, 2025

December 21, 2025

Ryazan change region

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Probability of aurora in Ryazan

Probability of aurora as of end of day, December 21, 2025, Ryazan time

0 % Ryazan

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of December 21, 2025, Ryazan time

Aurora over Russian Federation

Changes in the auroral oval on December 21, 2025 in Russia from the beginning to the end of the day, Coordinated Universal Time (UTC)

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Aurora in the northern hemisphere

Changes in the auroral oval on December 21, 2025 in the northern hemisphere from the beginning to the end of the day, Coordinated Universal Time (UTC)

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Probability of aurora in cities of Russia

Estimated probabilities of aurora observations at zenith for cities in Russia as of end of day December 21, 2025.

1 % Moscow

8 % Saint Petersburg

0 % Novosibirsk

2 % Yekaterinburg

1 % Kazan

0 % Chelyabinsk

0 % Krasnoyarsk

1 % Nizhny Novgorod

0 % Rostov-on-Don

0 % Samara

0 % Voronezh

0 % Ufa

0 % Omsk

0 % Krasnodar

0 % Volgograd

4 % Perm

0 % Saratov

51 % Murmansk

12 % Nizhnevartovsk

37 % Arkhangelsk

3 % Yakutsk

20 % Syktyvkar

18 % Petrozavodsk

5 % Novgorod

14 % Khanty-Mansiysk

34 % Novy Urengoy

41 % Salekhard

3 % Anadyr

23 % Tiksi

43 % Vorkuta

Aurora intensity over 2 days

Changes in the auroral intensity index from December 20 to 21, 2025 in the northern hemisphere, Ryazan time

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