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He alakaʻi kūpono i ka nānā ʻana i ka lani pō no ka lani maoli a me nā mea hana maoli

He alakaʻi kūpono i ka nānā ʻana i ka lani pō no ka lani maoli a me nā mea hana maoli Hoʻopili kēia ʻimi i ka hana, e nānā ana i kona koʻikoʻi a me kona hopena. Hoʻopili ʻia nā manaʻo kumu Ke ʻimi nei kēia ʻike: Ke kumu kumu...

14 min read Via stargazingbuddy.com

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Hacker News

He alakaʻi hoʻomaʻamaʻa no ka nānā ʻana i ka lani pō no nā lani maoli a me nā lako ʻoiaʻiʻo

ʻO ka nānā ʻana i ka lani pō kekahi o nā hana kahiko loa a maikaʻi loa a ke kanaka, a me ka ʻike a me nā mea hana pono, hiki i kēlā me kēia ke neʻe mai ka mākaʻikaʻi kiʻi kiʻi kiʻi kiʻekiʻe a hiki i ka mea hoʻokele hōkū hilinaʻi. Hoʻopau kēia alakaʻi i ka walaʻau e hāʻawi iā ʻoe i nā ʻōlelo aʻo kūpono a hoʻāʻo ʻia no nā kūlana nānā maoli - ʻaʻole nā hiʻohiʻona lab kūpono - me ka hoʻohana ʻana i nā lako hiki iā ʻoe ke loaʻa a hoʻohana.

He aha kāu e pono ai e ʻike ma mua o kou hele ʻana i waho?

Ma mua o kou huki ʻana i kahi telescope a i ʻole ʻelua o ka binocular, hoʻomākaukau ka hoʻokaʻawale ʻana i kahi pō hoʻonāukiuki mai kahi pō hoʻololi. Hāʻawi ka Astronomy i ka poʻe i hoʻonohonoho ʻia. Pono ʻoe e hoʻomaopopo i ʻekolu kumu kumu: kou kūlana lani kūloko, kou puka aniani nānā, a me kou mau maka maoli.

ʻO

Polution Lightʻo ia ka ʻenemi nui loa o ka mea nānā hōkū o kēia wā. E hoʻohana i ka palapala ʻāina pollution māmā (e like me Light Pollution Map a i ʻole Globe at Night) no ka hoʻomaopopo ʻana i kāu pālākiō Bortle Scale - he pālākiō 9 ma kahi o 1 ka lani ʻeleʻele maʻemaʻe a ʻo 9 ka ʻālohilohi i loko o ke kūlanakauhale. Noho ka hapa nui o ka poʻe mākaʻikaʻi kūloko ma Bortle 5-7, kahi e hiki ai ke nānā i ka mahina kupaianaha, nā kikoʻī honua, a me nā mea lewa hohonu e like me ka Orion Nebula a i ʻole Andromeda Galaxy.

Hoʻololi ʻeleʻele lawe i 20-30 mau minuke. Ke hoʻohana nei kou mau maka i nā pūnana koʻokoʻo no ka ʻike haʻahaʻa haʻahaʻa, a ʻo kahi uila pōkole o ke kukui keʻokeʻo e hoʻihoʻi hou i ke kaʻina hana. E hoʻohana i ke kukui ʻulaʻula no nā pakuhi a me nā memo. ʻO kēia maʻamau hoʻokahi wale nō e hoʻomaikaʻi nui i kāu mea e ʻike ai.

"ʻAʻole hiki i ka telescope maikaʻi loa o ka honua ke uku no ka hoʻomākaukau ʻana.

ʻO wai ka lako e pono ai no nā poʻe hoʻomaka a me nā mea nānā waena?

Ua piha ka mākeke telescope me nā mea hoʻokani haʻahaʻa loa. Eia ka wehewehe ʻoiaʻiʻo o ka mea e hāʻawi ai i nā hopena maoli ma nā pā hale maoli:

  • 7x50 a i ʻole 10x50 binoculars — Manaʻo pinepine ʻia, ʻo ka binocular ka mea kani mua maikaʻi loa. Hōʻike lākou i nā lua pele ma ka mahina, nā mahina Galilaia ʻehā o Jupiter, nā pūʻulu hōkū, a me ke ʻano o ka Milky Way. He $60-$150 ke kumu kūʻai o ka paʻa maikaʻi a ʻaʻole pono e hoʻonohonoho.
  • Hōʻike Dobsonian (6" a 10" puka) — ʻO ka puka nui loa no kēlā me kēia kālā i loaʻa. He 6" Dobsonian ma $300–$400 i ʻoi aku ka maikaʻi o nā refractors kiʻekiʻe komo i ʻoi aku ka nui o ke kumukūʻai no ka nānā ʻana i ka lewa hohonu. ʻO ka mauna alt-azimuth maʻalahi ʻo ia hoʻi, ʻaʻohe polar alignment headaches.
  • GoTo equatorial mount me kahi refractor haʻahaʻa — He kūpono no nā mea nānā honua a me nā kiʻi kiʻi kiʻi kiʻi. ʻIke maʻalahi nā ʻōnaehana GoTo i nā mea, akā makemake i ka alignment polar a me ka mana. Puke kālā $500–$800 no ka hoʻonohonoho pae hoʻokomo hana.
  • Ohi maka maka (25mm, 10mm, a me 2x Barlow) — Hoʻoholo nā maka o kāu telescope i ka hoʻonui a me ke kahua ʻike. ʻEkolu mau maka maka maikaʻi a me kahi lens Barlow e hāʻawi iā ʻoe i kahi ākea ākea. Hana maikaʻi nā maka maka Plossl ma $25–$50 pakahi ma kēia pae.
  • Planisphere a i ʻole ka papa kuhikuhi honua (SkySafari, Stellarium) — Pono nā mea hana hoʻokele. ʻAʻole pono e hoʻouka ʻia kahi planisphere kino; Hāʻawi nā polokalamu i nā uhi i hoʻonui ʻia i ka manawa maoli. E hoʻohana i nā mea ʻelua.

Pehea ʻoe e hoʻolālā ai i kahi kau e nānā pono ai a puni ka wā maoli?

ʻAʻole lawa ka lani māmā. ʻIke Astronomical - ke kūpaʻa o ka lewa - e hoʻoholo i ka ʻike ʻana o nā kikoʻī kikoʻī o ka honua. ʻO ka māmā - pehea ka māmā a me ka maloʻo o ka ea - e hoʻomalu i ka nāwaliwali o kahi mea āu e ʻike ai. Hana kūʻokoʻa kēia mau mea ʻelua.

E nānā i nā lawelawe hoʻolale ʻana i ka nānā ʻana e like me Clear Outside, Clear Dark Sky, a i ʻole Astrospheric. Hāʻawi kēia mau mea hana i nā wānana i kēlā me kēia hola o ka ʻike, ka ʻike, ka haʻahaʻa, a me ka makani - ʻoi aku ka maikaʻi ma mua o nā polokalamu maʻamau. ʻO ka pō i helu ʻia he 4/5 ka ʻike ʻana me ka 3/5 transparency kūpono no nā planeta. He pō maikaʻi ʻole ka ʻike maka akā maikaʻi loa no ka ʻohi ʻana i nā pūʻulu hōkū a me nā aniani.

Kūkulu i hoʻolālā kau maʻalahi ma mua o ka hele ʻana i waho. E ʻike i nā mea āu e makemake ai e nānā, ko lākou piʻi ʻana a me ka hoʻonohonoho ʻana i nā manawa, a me ko lākou kiʻekiʻe ma luna o ka lewa - ʻo nā mea ma lalo o 30 degere ke kiʻekiʻe e loaʻa i ka distortion lewa me ka nānā ʻole i nā kūlana. ʻO ka hoʻolālā ʻana i kēia ala e hoʻololi ai i nā pō pōʻino i ka holomua ʻōnaehana ma o ka lani.

He aha nā mea maikaʻi loa e nānā ai ma kēlā me kēia pae mākau?

Maikaʻi pinepine ka poʻe nānā hou i ka manaʻo nui a hele me ka hoka. E hoʻomaka me nā mea e hāʻawi hilinaʻi a kūkulu i ka hilinaʻi ma mua o ka neʻe ʻana i nā pahuhopu paʻakikī.

No ka poʻe hoʻomaka: Hōʻike ka laina hoʻopau o ka Moon (ka palena ma waena o ka mālamalama a me ke aka) i ka lua pele a me nā kikoʻī mauna. Ke neʻe ʻike ʻia nei nā pūʻulu ao o Jupiter a me nā mahina Galilaia ʻehā. ʻO nā apo o Saturn i kēlā me kēia hoʻonui ʻana ma luna o 30x, he mea hoʻoheheʻe ʻole ia no ka poʻe nānā mua.

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No nā mea nānā waena: Hōʻike ka Orion Nebula (M42) i kona ʻano kinoea a me ka hui hōkū Trapezium ma ke kumu. ʻO ka Hui Pālua ma Perseus kahi mea hōʻikeʻike no kēlā me kēia puka. Hōʻike ʻo Mars i ke kūʻē ʻana i nā pāpale hau polar a me nā ʻāpana ʻeleʻele. Hoʻoholo ka puʻupuʻu puni honua M13 ma Hercules i mau kaukani o nā hōkū pākahi me ka 6" a ʻoi aku paha.

No ka poʻe mākaʻikaʻi holomua: ʻO ke kau Galaxy i ka pūnāwai (Virgo Cluster, Leo Triplet) e hoʻokūkū i kou kūlana lani a me kou maka no nā ʻano like ʻole o ka ʻōlinolino o ka ʻili. ʻO ka hoʻokaʻawale ʻana i nā hōkū ʻelua - ka hoʻokaʻawale ʻana i nā ʻōnaehana pili pili - hoʻāʻo i ka maikaʻi o ka ʻike a me ka ʻike. Hōʻike nā nebulae honua e like me ka Ring Nebula (M57) i nā pae hope o ka hoʻomohala hōkū ma ka ʻike maka hoʻokahi.

Pehea ʻoe e mālama ai i nā moʻolelo a hoʻomaikaʻi mau i ka manawa?

Maikaʻi ka astronomy amateur i ka poʻe noʻonoʻo ʻōnaehana. ʻAʻole koho ka log nānā inā makemake ʻoe e holomua. E hoʻopaʻa i ka lā, ka manawa, ka wahi, nā mea hana i hoʻohana ʻia, nā kūlana lani (Bortle rating, mahana, ʻike ʻike), a me nā memo ma kēlā me kēia mea i nānā ʻia. ʻO ke kaha kiʻi ʻana ma ka ʻāpana maka — ʻoiai me ke ʻano palaka — hoʻomaʻamaʻa i kou maka e ʻike i nā kikoʻī a ke nānā ʻole ʻia.

Nānā i kāu mau moʻolelo i kēlā me kēia mahina. E ʻike i nā kūlana i hoʻopuka i kāu mau manaʻo maikaʻi loa. E nānā i nā hiʻohiʻona o ka mea e ʻae ʻia e kou lani kūloko. Ma luna o hoʻokahi kau, lilo kēia ʻikepili i alakaʻi pilikino no kāu hale kiaʻi ponoʻī ʻaʻole hiki ke hoʻopili ʻia kahi puke a i ʻole app.

Nīnau pinepine

Pono au i kahi telescope makamae e ʻike i nā mea hoihoi?

ʻAʻole. Hōʻike ʻia kahi pālua maikaʻi o 10x50 binoculars ma luna o 100 Messier catalog objects a hāʻawi i nā hiʻohiʻona maikaʻi loa o ka mahina a me ka honua. ʻOi aku ka nui o ka Aperture ma mua o ka inoa inoa a i ʻole ke kumu kūʻai - he $350 8" Dobsonian i ʻoi aku ma mua o kahi $900 liʻiliʻi-aperture hale kūʻai refractor no kahi kokoke i kēlā me kēia pahuhopu nānā. E hoʻomaka me ka binoculars, e aʻo i ka lani, a laila e hoʻolilo me ka noʻonoʻo ʻana i kahi telescope i kūpono i kāu mau makemake.

Pehea wau e ʻike ai i ka lani ʻeleʻele me ka hele ʻole i kahi mamao?

E hoʻohana i ka punaewele Light Pollution Map no ka ʻike ʻana i nā ʻāpana ʻeleʻele i loko o ka mamao kaʻa. Hāʻawi pinepine nā paka kuaʻāina, nā wahi mahiʻai, a me nā hoʻokaʻawale ʻana mai nā alaloa ala nui i ka lani Bortle 4-5 i loko o 30-60 mau minuke o ka hapa nui o nā wahi kūloko. ʻO International Dark Sky Parks (i koho ʻia e ka IDA) he mau kahua i hoʻopaʻa ʻia me ka pōʻeleʻele pale. ʻO ka loaʻa ʻana o hoʻokahi papa Bortle e hiki ke ana ʻia i ka mea āu e ʻike ai.

He aha ka manawa maikaʻi loa o ka makahiki e hoʻomaka ai e nānā?

Hāʻawi ka hopena o ke kauwela a me ka hāʻule i kahi hui hoʻohiwahiwa: ʻo nā pō mehana e hōʻemi i ka pilikia o nā kau lōʻihi, e holo kiʻekiʻe ana ke kumu galactic o ka Milky Way i ka lani hope o ke kauwela, a ʻo ka hōʻea ʻana o ka hoʻoilo e lawe mai i Orion a me kona nebulosity kupaianaha. ʻO ke kau galaxy o ka puna a me nā pūʻulu hōkū ʻālohilohi o ka hoʻoilo e hoʻopuni ana i kahi makahiki piha o nā ʻano like ʻole. ʻO ka ʻoiaʻiʻo, ʻo ka manawa maikaʻi loa e hoʻomaka ai, ʻo ia ka wā e loaʻa ana iā ʻoe ka pō mālie - e uku ka lani i ka hoʻokō i kēlā me kēia kau.


Inā paha ʻoe e hoʻokele nei i kahi papa hana nānā paʻakikī, nā lako hoʻopaʻa ʻana, ka hui pū ʻana me nā lālā o ka hui astronomy, a i ʻole e hoʻolālā wale ana i kāu mau kau e pili ana i ka hana a me nā hoʻopaʻa ola, ʻo ka noho hoʻonohonoho ʻana ka mea e hoʻokaʻawale i ka nānā ʻana i nā hōkū mai kahi hana ulu maoli. Hoʻohana ikaika ʻia nā ʻōnaehana like e hoʻokele i ka ʻoihana.

Mewayzhe 207-module all-in-one ʻōnaehana hana ʻoihana i hilinaʻi ʻia e nā mea hoʻohana he 138,000 e hoʻonohonoho, hoʻomaʻamaʻa, a hoʻonui i nā mea a pau a lākou e hoʻokele ai - mai ka hoʻolālā papahana a hiki i ka hui pū ʻana i nā kahe hana maʻiʻo. Hoʻomaka nā hoʻolālā ma ka $19/mahina.

Makaukau e lawe mai i ka maopopo a me ka hoʻolālā like i kāu ʻoihana āu e lawe mai ai i kāu mau kau nānā? E hoʻomaka i kāu huakaʻi Mewayz i kēia lā ma app.mewayz.com a e ʻike i ka hoʻololi ʻana o ka ʻoihana ʻoihana holoʻokoʻa i ke ala āu e hana ai.

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