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Re: Obshaya kartina sumerechnyh yavlenii
11.06.2019 23:17 | V. S. Dubovik
Zamechatel'naya stat'ya! Odin iz samyh poznavatel'nyh materialov po astronomii, kotorye dovelos' chitat'. Esli sumerki mogut zatyanut'sya do 22-23 gradusov, stalo byt', slabaya zarya vsyu noch' bliz dnya letnego solncestoyaniya vozmozhna i yuzhnee 48 shiroty, vplot' do Sochi, gde, kak prinyato schitat', temnye nochi. Uslovno granicu svetlyh nochei mozhno provodit' po 45 shirote, no ostatochnye priznaki sumerek mogut po nekotorym dannym nablyudat'sya vplot' do pogruzheniya solnca na 30 gradusov, to est' polnocennye astronomicheskie nochi vozmozhny yuzhnee 36 shiroty.
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- Obshaya kartina sumerechnyh yavlenii (G. V. Rozenberg, 19.10.2002 17:04, Bait, otvetov: 1)
- >> Re: Obshaya kartina sumerechnyh yavlenii (V. S. Dubovik, 11.06.2019 23:17, 543 Bait) Zamechatel'naya stat'ya! Odin iz samyh poznavatel'nyh materialov po astronomii, kotorye dovelos' chitat'. Esli sumerki mogut zatyanut'sya do 22-23 gradusov, stalo byt', slabaya zarya vsyu noch' bliz dnya letnego solncestoyaniya vozmozhna i yuzhnee 48 shiroty, vplot' do Sochi, gde, kak prinyato schitat', temnye nochi. Uslovno granicu svetlyh nochei mozhno provodit' po 45 shirote, no ostatochnye priznaki sumerek mogut po nekotorym dannym nablyudat'sya vplot' do pogruzheniya solnca na 30 gradusov, to est' polnocennye astronomicheskie nochi vozmozhny yuzhnee 36 shiroty.