Astronomicheskaya nedelya s 21 po 27 sentyabrya 2020 goda18.09.2020 11:20 | Aleksandr Kozlovskii
Na dannoi nedele 22 sentyabrya Luna (F= 0,33+) proidet severnee Antaresa i proizoidet pokrytie Lunoi v toi zhe faze zvezdy omega Zmeenosca (4,5m) pri vidimosti v Zapadnoi Sibiri. V etot zhe den' nastupit osennee ravnodenstvie, a Merkurii proidet v 0,3 gr. severnee Spiki. 23 sentyabrya dolgoperiodicheskaya peremennaya zvezda V Severnoi Korony dostignet maksimuma bleska (6,5m), a Luna pri faze 0,45+ okazhetsya v nishodyashem uzle svoei orbity. 24 sentyabrya proizoidet pokrytie Lunoi (F= 0,54+) zvezdy lyambda Strel'ca (2,8m) pri vidimosti v Vostochnoi Sibiri i Primor'e, a Luna pri faze 0,58+ proidet tochku maksimal'nogo skloneniya k yugu ot nebesnogo ekvatora. 25 sentyabrya dolgoperiodicheskaya peremennaya zvezda S Bol'shoi Medvedicy dostignet maksimuma bleska (6,5m), a Luna (F= 0,65+) proidet yuzhnee Yupitera i Saturna. 26 sentyabrya dolgoperiodicheskaya peremennaya zvezda R Lisichki dostignet maksimuma bleska (7m), a 27 sentyabrya v maksimume budet nahodit'sya dolgoperiodicheskaya peremennaya zvezda T Vodoleya (6,5m).
Solnce. Maksimal'naya vysota dnevnogo svetila nad gorizontom na shirote Moskvy umen'shaetsya do 32 gradusov, a dolgota dnya na toi zhe shirote - do 11 chasov 50 minut. Vidimyi diametr Solnca uvelichivaetsya do 31,91 minut dugi, a dvizhetsya ono po sozvezdiyu Devy. Dannye o Solnce na tekushee vremya.
Luna. Estestvennyi sputnik Zemli vstupaet v fazu pervoi chetverti 24 sentyabrya. Luna v svoem dvizhenii po nebesnoi sfere posetit sozvezdiya Vesov, Skorpiona, Zmeenosca, Strel'ca i Kozeroga, izmenyaya fazu ot 0,15+ do 0,85+ i umen'shaya sklonenie, a takzhe vysotu verhnei kul'minacii. Nachalo nedeli nochnoe svetilo provedet v sozvezdii Vesov. Zdes' Luna probudet do 22 sentyabrya. V etot den' serp Luny posetit sozvezdie Skorpiona, a zatem pereidet v sozvezdie Zmeenosca, gde proidet severnee Antaresya pri faze 0,33+. 23 sentyabrya serp Luny pereidet v sozvezdie Strel'ca, gde primet fazu pervoi chetverti 24 sentyabrya. 25 sentyabrya pri faze okolo 0,65+ lunnyi oval sblizitsya s Yupiterom i Saturnom, nablyudayas' nizko nad gorizontom do mestnoi polunochi. 26 sentyabrya yarkaya Luna pereidet v sozvezdie Kozeroga i probudet zdes' do 28 sentyabrya Fazy Luny na dannoe vremya i na budushee.
Iz planet Solnechnoi sistemy: Merkurii viden v luchah zahodyashego Solnca v yuzhnyh shirotah strany, Venera imeet utrennyuyu vidimost', a Mars, Uran i Neptun mozhno nablyudat' v nochnoe vremya. Yupiter i Saturn nablyudayutsya vecherom i noch'yu. Podrobnye efemeridy i karty dvizheniya bol'shih planet dayutsya v pechatnoi versii AK_2020 na http://www.astronet.ru/db/msg/1364099 . Efemeridy Solnca, Luny i planet na kazhdyi den' imeyutsya takzhe na http://astropixels.com/ .
Iz komet hvostataya strannica NEOWISE (C/2020 F3) dvizhetsya po sozvezdiyu Vesov s bleskom okolo 10m. 88P/Howell peremeshaetsya po sozvezdiyu Skorpiona s bleskom okolo 10m. Karty putei komet i asteroidov na mesyac imeyutsya v KN na sentyabr', a na drugie periody - v Astronomicheskom kalendare na 2020 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 yarkimi na dannoi nedele budut: Vesta (8,4m) v sozvezdiyah Raka i L'va i Cerera (8,0m) v sozvezdii Yuzhnoi Ryby.
Iz otnositel'no yarkih (do 9,0m fotograficheskogo bleska) dolgoperiodicheskih peremennyh zvezd (po dannym AAVSO), nablyudaemyh s territorii nashei strany, maksimuma bleska dostignut: S Orla 8,9m - 22 sentyabrya, V Severnoi Korony 7,5m - 23 sentyabrya, X Orla 8,9m - 23 sentyabrya, S Bol'shoi Medvedicy 7,8m - 25 sentyabrya, SS Gerkulesa 9,2m - 26 sentyabrya, R Lisichki 8,1m - 26 sentyabrya, Z Pegasa 8,4m - 27 sentyabrya, X Voznichego 8,6m - 27 sentyabrya, T Vodoleya 7,7m - 27 sentyabrya.
Nekotorye blizkie pary svetil: Luna - Antares, Luna - Yupiter, Luna - Saturn, Merkurii - Spika, Venera - Regul, Mars - myu Ryb, Yupiter - Saturn, Uran - al'fa Ovna, Neptun - fi Vodoleya.
Obzor tumannyh nebesnyh ob'ektov mesyaca - v zhurnale Nebosvod. 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!
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 peremeshaetsya v odnom napravlenii s Solncem po sozvezdiyu Devy (bliz Spiki), nablyudayas' v vechernih sumerkah v yuzhnyh shirotah strany. Uglovye razmery Merkuriya sostavlyayut 6 sekund dugi pri bleske okolo 0m. Faza umen'shaetsya do 0,65, a elongaciya uvelichivaetsya k koncu nedeli do 25,5 gradusov. Rasstoyanie mezhdu Merkuriem i Zemlei umen'shaetsya ot 1,15 do 1,05 a.e.. Polozheniya planety vo vremya vseh elongacii 2020 goda imeyutsya v Astronomicheskom kalendare na 2020 god . Kosmicheskie issledovaniya - Messendzher. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/mercury2020.html
Venera. Planeta dvizhetsya v odnom napravlenii s Solncem po sozvezdiyu Raka, 22 sentyabrya perehodya v sozvezdie L'va. Venera vidna v utrennie chasy v vide samoi yarkoi zvezdy neba. Elongaciya planety umen'shaetsya do 41 gradusa k zapadu ot Solnca. Vidimyi diametr Venery umen'shaetsya ot 16,6 do 15,9 uglovyh sekund, a blesk imeet znachenie -4,0m pri faze okolo 0,7. V teleskop planeta vidna v vide ovala bez kakih-libo detalei na poverhnosti. Rasstoyanie mezhdu Zemlei i Veneroi uvelichivaetsya ot 1,00 do 1,05 a.e.. Kosmicheskie issledovaniya - Venera-Ekspress. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/venus2020.html
Mars. Zagadochnaya planeta peremeshaetsya popyatno po sozvezdiyu Ryb. Mars nablyudaetsya vsyu noch', i eto luchshii period dlya nablyudenii planety v 2020 godu. Blesk planety uvelichivaetsya ot -2,2m do -2,4m, a vidimyi diametr vozrastaet ot 21,6 do 22,3 sekund dugi. V teleskop viden disk, na kotorom v lyubitel'skie teleskopy mozhno rassmotret' detali poverhnosti i polyarnuyu shapku. Fotograficheskie metody nablyudeniya s posleduyushei obrabotkoi na komp'yutere prinesut bolee kachestvennyi rezul'tat. Rasstoyanie mezhdu Marsom i Zemlei umen'shaetsya ot 0,43 do 0,42 a.e.. 6 oktyabrya 2020 goda proizoidet sblizhenie Marsa s Zemlei do 0,415 a.e., a 13 oktyabrya nastupit protivostoyanie (blizkoe k velikomu) planety (Astronomicheskii kalendar' na 2020 god). Vidimyi diametr Marsa v period protivostoyaniya prevysit 22 uglovye sekundy pri horoshei vidimosti s territorii nashei strany. Kosmicheskie issledovaniya - MSL Curiosity. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/mars2020.html
Yupiter. Gazovyi gigant dvizhetsya v odnom napravlenii s Solncem po sozvezdiyu Strel'ca. Yupiter nablyudaetsya na vechernem i nochnom nebe bliz Saturna. Vyshe 68 paralleli Yupiter ne voshodit voobshe. Uglovoi diametr planety sostavlyaet okolo 41 sekundy dugi pri bleske -2,3m i rasstoyanii ot Zemli 4,72 - 4,82 a.e.. V nebol'shoi teleskop 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 sentyabr'. Kosmicheskie issledovaniya - Galileo. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/jupiter2020.html
Saturn. Okol'covannaya planeta imeet popyatnoe dvizhenie, peremeshayas' po sozvezdiyu Strel'ca. Saturn imeet vechernyuyu i nochnuyu vidimost', a nablyudat' ego mozhno bliz Yupitera. Vyshe 69 paralleli Saturn voobshe ne viden. Blesk planety imeet znachenie +0,4m, a uglovoi diametr - okolo 17,5 sekund dugi. V nebol'shoi teleskop mozhno nablyudat' kol'co planety i samyi yarkii sputnik Titan (8m). Drugie otnositel'no yarkie sputniki Saturna mozhno nablyudat' v teleskopy s diametrom ob'ektiva ot 100 mm. Rasstoyanie ot Zemli do Saturna uvelichivaetsya ot 9,51 do 9,61 a.e.. Kosmicheskie issledovaniya - Kassini. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/saturn2020.html
Uran. Planeta (m= +6, d= 3,4 ugl. sek.) dvizhetsya popyatno po sozvezdiyu Ovna (yuzhnee zvezdy al'fa Ovna (+2m)). Uran imeet nochnuyu vidimost'. Rasstoyanie mezhdu Zemlei i Uranom umen'shaetsya za nedelyu ot 19,02 do 18,95 a.e.. Disk planety razlichim v instrument s uvelicheniem ot 80 krat (pri ideal'nyh usloviyah) i vyshe. Kosmicheskie issledovaniya - Voyadzher-2. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/uranus2020.html
Neptun. Planeta (m= +8, d= 2,3 ugl. sek.) peremeshaetsya popyatno po sozvezdiyu Vodoleya bliz zvezdy fi Aqr (4,2m). Neptun nahoditsya na nochnom nebe. Disk planety razlichim v instrument s uvelicheniem ot 100 krat (pri ideal'nyh usloviyah) i vyshe. Rasstoyanie mezhdu Zemlei i Neptunom uvelichivaetsya za nedelyu ot 28,93 do 28,96 a.e.. Kosmicheskie issledovaniya - Voyadzher-2. Efemeridy planety na kazhdyi den' imeyutsya na http://astropixels.com/ephemeris/planets/neptune2020.html
Pluton. Karlikovaya planeta ili plutoid (+14,5m) nahoditsya v sozvezdii Strel'ca na rasstoyanii okolo 34 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) 21 Sep 2020 22h34m02.01s -25 14.981' 2.981 2.076 8.0 148.9 24.05 261.5 PsA 26 Sep 2020 22h30m44.27s -25 19.598' 2.981 2.111 8.1 144.0 20.83 267.2 PsA Vesta (4) 21 Sep 2020 9h20m29.55s +17 22.007' 2.493 3.161 8.4 41.1 62.80 104.0 Cnc 26 Sep 2020 9h28m56.63s +16 51.264' 2.490 3.113 8.3 43.9 62.18 104.4 Leo Flora (8) 21 Sep 2020 3h02m11.51s + 6 06.053' 1.866 1.036 8.9 132.4 11.98 137.5 Cet 26 Sep 2020 3h02m48.60s + 5 47.014' 1.864 1.001 8.7 137.0 10.23 174.2 Cet Fortuna (19) 21 Sep 2020 23h07m17.26s - 3 37.825' 2.132 1.139 9.5 168.1 33.56 242.9 Aqr 26 Sep 2020 23h03m28.74s - 4 07.453' 2.126 1.149 9.7 162.2 30.45 242.1 Aqr Leto (68) 21 Sep 2020 0h47m43.51s - 4 41.847' 2.280 1.293 9.7 165.9 31.87 259.4 Cet 26 Sep 2020 0h43m23.87s - 4 52.862' 2.283 1.289 9.6 169.9 33.56 261.3 Cet 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 2020 god s obshim obzorom zvezdnogo neba i yavlenii sentyabrya mesyaca. Svedeniya ot drugih yavleniyah imeyutsya v KN na sentyabr', Astronomicheskom kalendare na 2020 god, Astronomicheskom kalendare - spravochnike i kalendare Salsky .
21 sentyabrya, vecher - Luna (F= 0,25+) bliz Antaresa.
22 sentyabrya, 12 chasov 23 minuty - Pokrytie Lunoi (F= 0,33+) zvezdy omega Zmeenosca (4,5m) pri vidimosti v Zapadnoi Sibiri.
23 sentyabrya, noch' - Dolgoperiodicheskaya peremennaya zvezda V Severnoi Korony bliz maksimuma bleska (6,5m).
24 sentyabrya, 01 chas 55 minut - Luna v faze pervoi chetverti.
25 sentyabrya, vecher - Luna (F= 0,65+) bliz Yupitera i Saturna.
26 sentyabrya, noch' - Dolgoperiodicheskaya peremennaya zvezda R Lisichki bliz maksimuma bleska (7m).
27 sentyabrya, noch' - Dolgoperiodicheskaya
peremennaya zvezda T Vodoleya bliz maksimuma bleska (6,5m).
Dopolnitel'no o yavleniyah i nablyudeniyah - na Astroforume, Novosti nauki, Meteoveb, Mir astronomii i DvaStrel'ca.
Istochniki: Kalendar' Nablyudatelya N 09 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.calsky.com/ (on-lain kalendar'), 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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