Day

Rana Rana ita ce lokacin cikakken jujjuyawar duniya dangane da Rana. A matsakaita, wannan shine sa'o'i 24 (dakika 86,400). Yayin da rana ta wuce a wurin da aka ba da ita takan fuskanci safiya, rana, rana, yamma, da dare. Wannan sake zagayowar yau da kullun yana haifar da rhythms na circadian a yawancin kwayoyin halitta, waɗanda ke da mahimmanci ga yawancin hanyoyin rayuwa.

Kuma an kar-kasa ranaku har bakwai (7) a duniya Wanda dashi ake lissafa watanni, shakaru dakuma satika'i sun hada da:

1. Juma'a (Friday) 2. Asabar (Saturday) 3. Lahadi (Sunday) 4. Litinin (Monday) 5. Talata (Tuesday) 6. Laraba (Wednesday) 7. Alhamis (Thursday)

Haryanzu kuma ranaku bakwai (7) ne suke bada sati Daya (1), Sati hudu (4) suke bada wata Daya (1), wata sha-biyu suke bada shekara Daya (1). Kuma shekara daya (1) Yana dai-dai da ranaku Dari uku da sittin da biyar (365).

Midtown Manhattan da rana Midtown Manhattan a faɗuwar rana Midtown Manhattan da yamma Zagayowar kwana kwata a Midtown Manhattan, daga rana zuwa faɗuwar rana An tsara tarin kwanaki masu tsari zuwa kalandar azaman kwanan wata, kusan koyaushe zuwa makonni, watanni da shekaru. Kalandar rana tana tsara ranaku bisa zagayowar shekara ta Rana, tana ba da daidaitattun kwanakin farawa na yanayi huɗu daga shekara zuwa shekara. Kalandar wata tana tsara ranaku bisa tsarin wata.

A cikin amfani na kowa, rana tana farawa da tsakar dare, wanda aka rubuta kamar 00:00 ko 12:00 na safe a cikin agogo 24- ko 12, bi da bi. Saboda lokacin tsakar dare ya bambanta tsakanin wurare, ana saita wuraren lokaci don sauƙaƙe amfani da daidaitaccen lokacin daidaitaccen lokaci. A wasu lokuta ana amfani da wasu gundumomi, misali kalandar addinin Yahudawa tana ƙidayar kwanaki daga faɗuwar rana zuwa faɗuwar rana, don haka Asabar ta Yahudawa ta fara da faɗuwar rana ranar Juma'a. A ilmin taurari, rana tana farawa ne da tsakar rana ta yadda za a rubuta abubuwan lura a cikin dare ɗaya kamar yadda suke faruwa a rana ɗaya.

A cikin takamaiman aikace-aikace, an ɗan canza ma'anar rana, kamar a cikin ranar SI (daidai da daƙiƙa 86,400) da aka yi amfani da su don kwamfutoci da kiyaye ƙa'idodi, lissafin ma'anar lokaci na gida na jujjuyawar yanayin duniya na ranar rana, da rana mai haske da sikeli. rana (ta yin amfani da sararin samaniya) da ake amfani da shi don ilimin taurari. A yawancin kasashen da ba na wurare masu zafi ba, ana amfani da lokacin ceton hasken rana, kuma a kowace shekara za a yi ranar farar hula ta sa'o'i 23 da ranar farar hula ta sa'o'i 25. Saboda ƴan bambance-bambance a cikin jujjuyawar Duniya, akwai lokuta da ba kasafai ba lokacin da za a shigar da tsalle na biyu a ƙarshen rana ta UTC, don haka yayin da kusan dukkanin kwanaki suna da tsawon daƙiƙa 86,400, akwai waɗannan lokuta na musamman na rana tare da daƙiƙa 86,401 (a cikin rabin karni na 1972 zuwa 2022, an sami jimlar daƙiƙa 27 na tsalle waɗanda aka saka, don haka kusan sau ɗaya kowace shekara).

Etymology

Kalmar ta fito daga Tsohon Turanci dæġ (/ dæj/), tare da cognates kamar dagur a Icelandic, Tag a Jamusanci, da kuma dag a cikin Norwegian, Danish, Swedish da Dutch - duk sun samo asali daga tushen Proto-Jamus * dagaz.

Ma'anoni

Bayyana kuma ma'anar ranar rana Juyin duniya wanda Deep Space Climate Observatory ya zana, yana nuna karkatar da axis Ana amfani da ma'anoni da yawa na wannan ra'ayi na ɗan adam na duniya bisa ga mahallin, buƙatu, da kuma dacewa. Bayan ranar sa'o'i 24 (dakika 86,400), ana amfani da kalmar rana na tsawon lokaci daban-daban dangane da jujjuyawar duniya a kusa da axis. Muhimmi mai mahimmanci ita ce ranar rana, lokacin da Rana ke ɗauka don komawa zuwa ƙarshenta (mafi girma a sararin sama). Saboda girman yanayin kewayawa, Rana na zama a ɗaya daga cikin abubuwan da ke kewaye da ita a maimakon ta tsakiya. Saboda haka, saboda ka'idar Kepler ta biyu, duniya tana tafiya da sauri daban-daban a wurare daban-daban a cikin kewayanta, don haka ranar da rana ba ta da tsayin lokaci ɗaya a cikin shekara ta sararin samaniya. Saboda Duniya tana tafiya tare da kewayawa ta kewayen Rana yayin da Duniya ke jujjuyawa akan axis, wannan lokacin zai iya kaiwa daƙiƙa 7.9 fiye da (ko ƙasa da) sa'o'i 24. A cikin 'yan shekarun nan, matsakaicin tsawon rana a duniya ya kasance kusan daƙiƙa 86,400.002 (24.000 000 6 hours). A halin yanzu akwai kimanin kwanaki 365.2421875 na hasken rana a cikin ma'ana ɗaya na shekara mai zafi.

Al'adar da ta dade tana da sabuwar rana wacce ta fara daga fitowar rana ko faɗuwar rana a sararin samaniya (ƙididdigar Italiyanci, alal misali, kasancewa awanni 24 daga faɗuwar rana, tsohon salon). Daidai lokacin, da tazara tsakanin, fitowar faɗuwar rana ko faɗuwar rana ya dogara ne akan matsayi na ƙasa (longitude da latitude, kazalika da tsayi), da lokacin shekara (kamar yadda aka nuna ta tsohuwar sundials na hemispherical).

Za'a iya ayyana mafi yawan rana ta hanyar Rana ta wucewa ta cikin meridian na gida, wanda ke faruwa a tsakar rana (ƙarshen sama) ko tsakar dare (ƙarshen ƙarshen). Madaidaicin lokacin yana dogara ne akan yanayin yanayin ƙasa, kuma zuwa ɗan ƙarami akan lokacin shekara. Tsawon irin wannan rana ya kusan zama akai (awanni 24 ± 30 seconds). Wannan shi ne lokacin kamar yadda hasken rana na zamani ya nuna.

Ƙarin haɓakawa yana bayyana ma'anar tatsuniya ta Rana wacce ke motsawa tare da saurin gudu tare da ma'aunin sararin sama; gudun daidai yake da matsakaicin saurin rana ta ainihi, amma wannan yana kawar da bambance-bambancen a tsawon shekara guda yayin da duniya ke tafiya tare da kewayanta a kusa da Rana (saboda saurin saurinta da karkatarwar axial).

Dangane da jujjuyawar duniya, matsakaicin tsawon rana yana kusan 360.9856°. Yini ɗaya yana ɗaukar fiye da 360 ° na juyawa saboda juyin duniya a kusa da Rana. Tare da cikar shekara da ke zama dan kadan fiye da kwanaki 360, duniyar yau da kullun ta kewaye Rana ta dan kasa da 1°, don haka ranar ta dan kasa da 361° na juyawa.

A wani wuri a tsarin hasken rana ko wasu sassa na sararin samaniya, rana ita ce jujjuyawar sauran manyan abubuwa na falaki dangane da tauraronta.

"Ranar farar hula" Don dalilai na farar hula, yawanci ana bayyana lokacin agogo gama gari don yanki gaba ɗaya dangane da ma'anar lokacin hasken rana a tsakiyar meridian. An fara amfani da irin waɗannan yankunan lokaci a tsakiyar karni na 19, lokacin da aka fara amfani da layin dogo tare da jadawali akai-akai, tare da yawancin manyan ƙasashe sun amince da su a shekara ta 1929. Ya zuwa 2015, a duk faɗin duniya, ana amfani da irin waɗannan yankuna 40 yanzu: yankin tsakiya, wanda aka siffanta duk wasu a matsayin gyare-gyare, an san shi da UTC± 00, wanda ke amfani da Coordinated Universal Time (UTC).

Babban taron gama gari yana farawa ranar farar hula da tsakar dare: wannan yana kusa da lokacin ƙarshen ƙarshen Rana akan tsakiyar tsakiyar yankin lokaci. Ana iya kiran irin wannan rana ranar kalanda.

Ana rarraba rana zuwa sa'o'i 24, yayin da kowace sa'a ta kasance ta minti 60, kuma kowane minti yana kunshe da 60 seconds.

Wasu ma'anoni

Kalmar tana nufin ra'ayoyi mabambanta iri ɗaya, kamar:

1. Cikakken rana Awanni 24 (daidai) (nychthemeron) Ƙididdigar rana ɗaya, misali "Sai ku nan da kwana uku." ko "washegari" Cikakken yini wanda ke rufe duka lokutan duhu da haske, farawa daga farkon lokacin duhu ko kuma daga wani wuri kusa da tsakiyar lokacin duhu. 2. Cikakken lokacin duhu da haske, wani lokaci ana kiransa nychthemeron a Turanci, daga Girkanci na rana; ko fiye a zahiri kalmar 24 hours. A wasu yarukan, sa'o'i 24 kuma ana yawan amfani da su. Sauran harsuna kuma suna da keɓantaccen kalma don cikakken yini. Wani ɓangare na kwanan wata: ranar shekara (doy) a cikin kwanakin ƙarshe, ranar wata (dom) a cikin kwanakin kalanda ko ranar mako (dow) a cikin kwanakin mako. Lokacin ciyarwa akai-akai a aikin biya a ranar aiki ɗaya, cf. ranar mutum da satin aiki. 3. Rana Lokacin haske lokacin da Rana ke saman sararin samaniya (wato lokacin daga fitowar alfijir zuwa faduwar rana). Tsawon lokaci daga 06:00-18:00 (6:00 na safe - 6:00 na yamma) ko 21:00 (9:00 na yamma) ko wani ƙayyadadden lokacin agogon da ke mamaye ko kashewa daga wasu lokutan lokaci kamar "safiya", "la'asar", ko "magariba". 4. Lokaci na lokaci daga farkon-hasken "alfijir" zuwa "magariba"-haske na ƙarshe. Sauran 5. Ƙayyadaddun lokaci na ranar, wanda zai iya bambanta bisa ga mahallin, kamar "ranar makaranta" ko "ranar aiki". Bambance-bambance a tsayi Ƙarin bayani: Tsalle na biyu da haɓaka Tidal Musamman saboda raguwar igiyoyin ruwa - jan hankalin wata yana rage jujjuyawar duniya - lokacin juyawar duniya yana raguwa. Saboda yadda aka ayyana na biyu, ma'anar tsawon rana a yanzu ya kai kusan daƙiƙa 86,400.002, kuma yana ƙaruwa da kusan miliyon 2 a kowace ƙarni.

Tun da jujjuyawar duniya yana raguwa, tsawon SI na biyu ya faɗi daga aiki tare da na biyu da aka samu daga lokacin juyi. Wannan ya taso da buƙatar daƙiƙa na tsalle, waɗanda ke saka ƙarin daƙiƙa a cikin Coordinated Universal Time (UTC). Kodayake yawanci daƙiƙa 86,400 SI a cikin tsawon lokaci, ranar farar hula na iya zama ko dai 86,401 ko 86,399 SI mai tsayi a irin wannan rana. Ban da bambancin mil daƙiƙa biyu daga raguwar igiyar ruwa, wasu dalilai na ɗan lokaci suna shafar tsawon yini, wanda ke haifar da rashin daidaituwa a cikin sakar dakikan tsalle. Ana sanar da daƙiƙan tsalle-tsalle a gaba ta Cibiyar Juyawa ta Duniya da Sabis na Tsarin Mulki (IERS), wacce ke auna jujjuyar Duniya da tantance ko tsalle na biyu ya zama dole.

Tsawon ranar Geological Masanin burbushin halittu John W. Wells ne ya gano, an kiyasta tsawon tsawon ranakun lokutan yanayin ƙasa ta hanyar auna zoben da ke kwance a cikin burbushin murjani, saboda wasu tsarin nazarin halittu da igiyar ruwa ta shafa. An kiyasta tsawon yini guda a cikin halittar Duniya da sa'o'i 6. Arbab I. Arbab ya shirya tsawan yini akan lokaci kuma ya sami layi mai lanƙwasa. Arbab ya danganta hakan da canjin yawan ruwan da ke faruwa da ke shafar jujjuyawar duniya.

"Iyakoki" Rana da Wata, Hartmann Schel's Nuremberg Chronicle, 1493 Ga yawancin dabbobin rana, ranar ta kan fara ne da asuba kuma tana ƙarewa da faɗuwar rana. Mutane, tare da ƙa'idodin al'adunsu da ilimin kimiyya, sun yi amfani da ra'ayoyi daban-daban na iyakokin rana.

A cikin Littafi Mai-Tsarki na Ibrananci, Farawa 1:5 ya bayyana rana ta hanyar “maraice” da “safiya” kafin ya ba da labarin halittar Rana don ya haskaka ta: “Allah kuma ya kira hasken rana, duhu kuma ya kira dare. maraice da safiya ita ce ranar farko." Ranar Yahudawa tana farawa ne da faɗuwar rana ko kuma dare (lokacin da taurari masu girma na biyu suka bayyana). Turai ta Tsakiya ta kuma bi wannan al'ada, wanda aka sani da lissafin Florentine: A cikin wannan tsarin, magana kamar "sa'o'i biyu na rana" yana nufin sa'o'i biyu bayan faduwar rana don haka lokutan maraice suna buƙatar komawa baya wata rana ta kalanda a lissafin zamani. Kwanaki kamar Kirsimeti Hauwa'u, Halloween ("All Hallows' Hauwa'u"), da Hauwa'u na Saint Agnes su ne ragowar tsofaffin tsarin lokacin da hutu ya fara a lokacin maraice.

Yarjejeniyar gama gari tsakanin tsoffin Romawa, Sinawa na da da kuma na zamani shine cewa ranar farar hula ta fara da tsakar dare, watau 00:00, kuma tana ɗaukar cikakken sa'o'i 24 har zuwa 24:00, watau 00:00 na gobe.

A zamanin d Misira ana lissafta ranar daga fitowar alfijir zuwa fitowar rana.

Kafin 1926, Turkiyya na da tsarin lokaci guda biyu: Baturke, ƙidaya sa'o'i daga faɗuwar rana, da Faransanci, ƙidaya sa'o'i daga tsakar dare.

"Sassan" Duba kuma: Categories: Sassan yini ’Yan Adam sun raba ranar a cikin lokuta masu wuyar gaske, wanda zai iya yin tasiri a al’adu, da sauran tasiri kan tsarin halittar ɗan adam. Sassan yini ba su da ƙayyadaddun lokuta; za su iya bambanta ta salon rayuwa ko sa'o'in hasken rana a wurin da aka ba su.

"Rana" Babban labarin: Rana

Rana shine bangare na yini wanda hasken rana ke isa kasa kai tsaye, yana zaton cewa babu cikas. Tsawon lokacin yini yana dan kadan fiye da rabin sa'o'i 24. Tasiri biyu suna yin rana akan matsakaicin tsayi fiye da dare. Rana ba batu ba ce amma tana da girman girman kusan mintuna 32 na baka. Bugu da ƙari, yanayin yana kawar da hasken rana ta yadda wasu daga cikinsu ke isa ƙasa ko da lokacin da Rana ke ƙasa da sararin sama da kimanin minti 34 na baka. Don haka hasken farko yana isa ƙasa lokacin da tsakiyar Rana ke ƙasa da sararin sama da kusan mintuna 50 na baka. Don haka, lokacin rana yana kan matsakaicin kusan mintuna 7 ya fi awa 12 tsayi.

Ana ƙara raba lokacin rana zuwa safiya, rana, da yamma. Safiya tana faruwa tsakanin fitowar rana da la'asar. La'asar tana faruwa tsakanin azahar da faduwar rana, ko tsakanin la'asar da farkon magariba. Wannan lokacin yana ganin yanayin zafin jikin ɗan adam mafi girma, haɓakar haɗarin zirga-zirga, da raguwar yawan aiki. Maraice yana farawa da misalin karfe 5 ko 6 na yamma, ko kuma lokacin da rana ta fadi, kuma yana kare idan mutum ya kwanta barci.

"Magariba"

Babban labarin: Magariba shine lokacin kafin fitowar rana da kuma bayan faduwar rana wanda a cikinsa akwai haske na halitta amma babu hasken rana kai tsaye. Faɗuwar alfijir yana farawa da fitowar alfijir kuma yana ƙarewa da fitowar rana, magariba kuma yana farawa ne da faɗuwar rana kuma ya ƙare da magriba. Dukkanin lokutan faɗuwar rana ana iya raba su zuwa faɗuwar rana, faɗuwar ruwa, da faɗuwar taurari. Faɗuwar rana shine lokacin da rana ta kai digiri 6 a ƙarƙashin sararin sama; Nautical lokacin da ya kai digiri 12 a kasa, da kuma ilmin taurari idan ya kai digiri 18 a kasa.

"Dare a cikin fasaha" Dare Babban labarin: Dare

Dare shine lokacin da sararin sama yake duhu. tsakanin magariba da ketowar alfijir da ba a ga wani haske daga rana. Gurɓataccen haske a cikin dare na iya yin tasiri ga rayuwar ɗan adam da na dabba, misali ta hanyar rushe barci.

Manazarta

[The book of time]