Astronomicheskaya nedelya s 24 po 30 aprelya 2023 goda21.04.2023 13:01 | Aleksandr Kozlovskii
Na dannoi nedele 24 aprelya Vesta budet nahodit'sya bliz soedineniya s Solncem. 25 aprelya Luna (F= 0,26+) proidet tochku maksimal'nogo skloneniya k severu ot nebesnogo ekvatora, a 26 aprelya pri faze 0,34+ proidet severnee Marsa. 28 aprelya Luna (F= 0,54+) dostignet apogeya svoei orbity na rasstoyanii 404300 km ot centra Zemli. 29 aprelya Luna (F= 0,67+) proidet severnee Regula.
Solnce. Maksimal'naya vysota dnevnogo svetila nad gorizontom na shirote Moskvy uvelichivaetsya ot 47 do 49 gradusov, a dolgota dnya na toi zhe shirote - do 15 chasov 15 minut. Vidimyi diametr Solnca umen'shaetsya ot 31,82 do 31,76 minut dugi, a dvizhetsya ono po sozvezdiyu Ovna. Dannye o Solnce na tekushee vremya.
Luna. Estestvennyi sputnik Zemli vstupaet v fazu pervoi chetverti 27 aprelya. Luna v svoem dvizhenii po nebesnoi sfere posetit sozvezdiya Tel'ca, Bliznecov, Raka i L'va, izmenyaya fazu ot 0,16+ do 0,78+ i uvelichivaya (s 25 aprelya - umen'shaya) sklonenie, a takzhe vysotu verhnei kul'minacii. Nachalo nedeli nochnoe svetilo provedet v sozvezdii Tel'ca. 24 aprelya Luna dostignet sozvezdiya Bliznecov, v kotoroe voidet pri faze 0,22+. Zdes' 26 aprelya Luna (F= 0,34+) proidet severnee Marsa. 27 aprelya nochnoe svetilo pereidet v sozvezdie Raka pri faze 0,42+ i primet zdes' v etot den' fazu pervoi chetverti severnee rasseyannogo zvezdnogo skopleniya Yasli (M44). 28 aprelya Luna (F= 0,58+) pereidet v sozvezdie L'va, gde 29 aprelya pri faze 0,67+ proidet severnee Regula. V sozvezdii L'va Luna zakonchit put' po aprel'skomu nebu pri faze 0,78+. Fazy Luny na dannoe vremya i na budushee.
Iz planet Solnechnoi sistemy: Merkurii, Veneru i Mars mozhno nablyudat' po vecheram, a Saturn i Neptun v utrennee vremya. Uran zakanchivaet vechernyuyu vidimost'. Yupiter viden v yuzhnyh shirotah na fone utrennei zari. Podrobnye efemeridy i karty dvizheniya bol'shih planet imeyutsya v Astronomicheskom kalendare na 2023 god. Efemeridy Solnca, Luny i planet na kazhdyi den' - http://astropixels.com/.
Iz komet hvostataya strannica Lemmon (C/2021 T4) dvizhetsya po sozvezdiyu Kita pri bleske slabee 11m. Karty putei komet i asteroidov na mesyac imeyutsya v KN na aprel', a na drugie periody - v Astronomicheskom kalendare na 2023 god. Podrobnye svedeniya o kometah nedeli i mesyaca (s kartami i prognozami bleska) privodyatsya na http://aerith.net/comet/weekly/current.html , a rezul'taty nablyudenii - na http://195.209.248.207/ .
Sredi asteroidov naibolee yarkoi na dannoi nedele budet Cerera (7,5m) v sozvezdii Volos Veroniki.
Videokalendar' predstoyashih yavlenii http://www.youtube.com/user/AstroSmit i http://www.youtube.com/c/AstroMich .
Nedel'nyi obzor ot zhurnala "Skai end Teleskop", no nuzhno uchityvat', chto kartinki dayutsya dlya 40 severnoi shiroty, a polozhenie Luny i planet na 7 chasov pozdnee otnositel'no moskovskogo vremeni!
Obzor interesnyh yavlenii ot Andreya Klimkovskogo imeetsya na Astroforume v teme Astronomicheskie nablyudeniya.
Yasnogo neba i uspeshnyh nablyudenii!
Svedeniya ob astronomicheskih yavleniyah proshlogo i tekushego stoletii mozhno naiti v Astronomicheskom kalendare-spravochnike na Astronet http://www.astronet.ru/db/msg/1388759 .
Merkurii. Planeta dvizhetsya popyatno po sozvezdiyu Ovna. Merkurii zakanchivaet vechernyuyu vidimost' k koncu nedeli. Elongaciya bystroi planety za nedelyu umen'shaetsya ot 12 do 2 gradusov k vostoku ot Solnca. Blesk Merkuriya umen'shaetsya ot +2,8m do +5,6m, vidimyi diametr uvelichivaetsya ot 11 do 12 sekund dugi, a faza umen'shaetsya ot 0,07 do 0,01-. V teleskop viden nebol'shoi serp planety. Rasstoyanie mezhdu Merkuriem i Zemlei umen'shaetsya ot 0,63 do 0,57 a.e.. Polozheniya planety vo vremya vseh maksimal'nyh elongacii 2023 goda imeyutsya v Astronomicheskom kalendare na 2023 god. Kosmicheskie issledovaniya - Messendzher. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/mercury2023.html
Venera. Planeta imeet pryamoe dvizhenie, peremeshayas' po sozvezdiyu Tel'ca. Venera vidna na vechernem nebe v vide samoi yarkoi zvezdy. Elongaciya planety uvelichivaetsya do 42 gradusov k vostoku ot Solnca. Vidimyi diametr Venery sostavlyaet okolo 17 uglovyh sekund, a blesk priderzhivaetsya znacheniya -4m pri faze okolo 0,65. V teleskop viden nebol'shoi oval planety. Rasstoyanie mezhdu Zemlei i Veneroi umen'shaetsya ot 1,03 do 0,98 a.e.. Kosmicheskie issledovaniya - Venera-Ekspress. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/venus2023.html
Mars. Zagadochnaya planeta imeet pryamoe dvizhenie, peremeshayas' po sozvezdiyu Bliznecov. Mars viden v vechernie chasy. Blesk planety sostavlyaet +1,3m, a vidimyi diametr - menee 6 sekund dugi. V teleskop viden disk s krupnymi detalyami na poverhnosti planety. Rasstoyanie mezhdu Marsom i Zemlei uvelichivaetsya ot 1,67 do 1,74 a.e.. Kosmicheskie issledovaniya - MSL Curiosity. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/mars2023.html
Yupiter. Gazovyi gigant dvizhetsya v odnom napravlenii s Solncem po sozvezdiyu Ryb. Yupiter viden v yuzhnyh shirotah na fone utrennei zari. Vidimyi diametr planety sostavlyaet okolo 33 sekund dugi pri bleske okolo -2m i rasstoyanii ot Zemli 5,94 - 5,92 a.e.. V nebol'shoi teleskop (v period vidimosti) mozhno razglyadet' polosy na diske planety (parallel'no ekvatoru) i drugie detali. Pokrytiya sputnikov planetoi, zatmeniya i prohozhdeniya ih pered planetoi naibolee horosho vidny v period protivostoyaniya. Konfiguracii sputnikov Yupitera imeyutsya v KN na aprel'. Kosmicheskie issledovaniya - Galileo. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/jupiter2023.html
Saturn. Okol'covannaya planeta dvizhetsya v odnom napravlenii s Solncem, peremeshayas' po sozvezdiyu Vodoleya. Saturn imeet utrennyuyu i nochnuyu vidimost'. Blesk planety sostavlyaet +1m, a uglovoi diametr - okolo 16 sekund dugi. V teleskop mozhno nablyudat' kol'co planety. Sputnik Saturna Titan (8m) mozhno uvidet' dazhe v binokl', a drugie otnositel'no yarkie sputniki planety - v teleskop s diametrom ob'ektiva ot 60mm (luchshe vsego v period protivostoyaniya). Rasstoyanie ot Zemli do Saturna umen'shaetsya ot 10,29 do 10,19 a.e.. Kosmicheskie issledovaniya - Kassini. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/saturn2023.html
Uran. Planeta (m= +6, d= 3,4 ugl. sek.) imeet pryamoe dvizhenie, peremeshayas' po sozvezdiyu Ovna. Uran zakanchivaet vechernyuyu vidimost'. Rasstoyanie mezhdu Zemlei i Uranom uvelichivaetsya ot 20,62 do 20,65 a.e.. Disk planety razlichim v instrument s uvelicheniem ot 80 krat (pri ideal'nyh usloviyah) i vyshe. Nevooruzhennym glazom planetu mozhno nablyudat' vblizi protivostoyaniya v bezlunnye nochi. Kosmicheskie issledovaniya - Voyadzher-2. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/uranus2023.html
Neptun. Planeta (m= +8, d= 2,3 ugl. sek.) dvizhetsya v odnom napravlenii s Solncem, peremeshayas' po sozvezdiyu Ryb. Neptun viden na utrennem nebe v yuzhnyh shirotah. Disk planety razlichim v instrument s uvelicheniem ot 100 krat (pri ideal'nyh usloviyah) i vyshe. Rasstoyanie mezhdu Zemlei i Neptunom umen'shaetsya ot 30,71 do 30,63 a.e.. Kosmicheskie issledovaniya - Voyadzher-2. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/neptune2023.html
Pluton. Karlikovaya planeta ili plutoid (+14,5m) nahoditsya u granicy sozvezdii Strel'ca i Kozeroga na rasstoyanii okolo 35 a.e. ot Zemli. Dlya vizual'nyh nablyudenii Plutona neobhodim teleskop s diametrom ob'ektiva ot 250 mm (v periody nailuchshei vidimosti) i prozrachnoe nebo, a ideal'noe mesto dlya ego nablyudenii - v ekvatorial'noi oblasti Zemli. Kosmicheskie issledovaniya - Novye Gorizonty
Obzornye stat'i o planetah i malyh telah Solnechnoi sistemy - v zhurnale Nebosvod 12 za 2008 god i 1 - 8 za 2009 god.
Dopolnitel'no http://galspace.spb.ru (vse o planetah) i http://astro.websib.ru (raznoobraznaya spravochnaya astroinformaciya)
Efemeridy nekotoryh asteroidov nedeli na 0 chasov vsemirnogo vremeni (dannye GUIDE 8.0)
Data a(2000.0) d(2000.0) r delta m elon. V PA son. Cerera (1) 26 Apr 2023 12h01m46.65s N16 00' 24.3" 2.583 1.758 7.5 136.6 17.98 243.3 Com 1 May 2023 11h59m55.71s N15 41' 54.8" 2.586 1.802 7.6 131.9 15.76 227.4 Com Pallada (2) 26 Apr 2023 7h42m10.36s N 2 35' 38.0" 2.151 2.042 8.6 82.2 70.37 62.9 CMi 1 May 2023 7h50m38.26s N 3 36' 43.0" 2.155 2.099 8.7 79.4 70.67 65.8 CMi Yunona (3) 26 Apr 2023 3h43m07.25s N10 47' 21.1" 1.991 2.883 9.7 22.5 87.89 77.3 Tau 1 May 2023 3h54m44.15s N11 24' 42.2" 1.993 2.903 9.7 20.8 87.93 78.2 Tau Vesta (4) 26 Apr 2023 2h14m50.83s N 8 27' 18.1" 2.511 3.512 8.1 4.9 67.83 69.8 Cet 1 May 2023 2h23m23.33s N 9 13' 25.0" 2.515 3.515 8.1 5.9 67.59 70.4 Cet Irida (7) 26 Apr 2023 14h26m37.01s S20 16' 37.8" 2.930 1.930 9.6 172.1 37.21 291.8 Lib 1 May 2023 14h21m47.58s S19 48' 03.1" 2.931 1.927 9.5 174.6 37.62 293.1 Vir a pryamoe voshozhdenie dlya epohi 2000.0, d - sklonenie dlya epohi 2000.0, r - rasstoyanie ot Solnca (a.e.), delta - rasstoyanie ot Zemli (a.e.), m - zvezdnaya velichina, elon. - elongaciya, V - uglovaya skorost' (sekund v chas), RA - pozicionnyi ugol napravleniya dvizheniya nebesnogo tela, son. - sozvezdie
Izbrannye astronomicheskie yavleniya nedeli
Vremya dlya yavlenii privoditsya vsemirnoe. Na saite Sergeya Gur'yanova mozhno pol'zovat'sya veb-versiei AK na 2023 god s obshim obzorom zvezdnogo neba i yavlenii aprelya mesyaca. Svedeniya ot drugih yavleniyah imeyutsya v KN na aprel', Astronomicheskom kalendare na 2023 god i Astronomicheskom kalendare - spravochnike .
24 aprelya, 00 chasov 00 minut - Vesta (4) bliz soedineniya s Solncem.
25 aprelya, 05 chasov 55 minut - Luna (F= 0,26+) prohodit tochku maksimal'nogo skloneniya k severu ot nebesnogo ekvatora.
26 aprelya, vecher - Luna (F= 0,39+) bliz Marsa.
27 aprelya, 21 chas 20 minut - Luna v faze pervoi chetverti.
28 aprelya, 06 chasov 43 minuty - Luna (F= 0,54+) v apogee svoei orbity na rasstoyanii 404300 km ot centra Zemli.
29 aprelya, vecher - Luna (F= 0,67+) prohodit severnee Regula.
30 aprelya i vsyu nedelyu, noch' - Cerera (1) bliz zvezdy beta L'va.
Dopolnitel'no o yavleniyah i nablyudeniyah - na Astroforume, Novosti nauki, Meteoveb, Mir astronomii i DvaStrel'ca.
Vid zvezdnogo neba v techenie nedeli v srednih shirotah (masshtab vida planet v teleskop soblyuden, sever vverhu):
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Vid vostochnoi i yugo-vostochnoi chasti polunochnogo neba 27 aprelya v gorodah na shirote Moskvy.
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Vid vostochnoi i yugo-vostochnoi chasti neba za chas do voshoda Solnca 27 aprelya v gorodah na shirote Moskvy.
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Vid yugo-zapadnoi i zapadnoi chasti neba cherez chas posle zahoda Solnca 27 aprelya v gorodah na shirote Moskvy.
Istochniki: Kalendar' Nablyudatelya N 04 AstroKA; StarryNightBackyard 3.1 (opisatel'naya chast' i vid neba), GUIDE 8.0 (polozhenie asteroidov i komet), http://aerith.net/comet/weekly/current.html (operativnye svedeniya o kometah), http://www.imo.net (meteory), AAVSO (peremennye zvezdy), Astronomicheskii kalendar'-spravochnik ot 1901 do 2100 goda, http://www.minorplanetcenter.net/ (katalog asteroidov i komet, a takzhe operativnaya informaciya o novyh nebesnyh telah), http://asteroidoccultation.com/IndexAll.htm (pokrytiya zvezd asteroidami).
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Publikacii s klyuchevymi slovami:
astronomicheskaya nedelya - lyubitel'skaya astronomiya - nebo - nevooruzhennym glazom
Publikacii so slovami: astronomicheskaya nedelya - lyubitel'skaya astronomiya - nebo - nevooruzhennym glazom | |
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