View a Google Maps UTM kula, da kuma yin amfani da KOWANE! wani daidaita tsarin

Har yanzu ya kasance da na kowa ganin UTM da kasa tsarawa a Google Maps. Amma yawanci adana bayanan da Google ke tallafawa wanda shine WGS84.

amma:

Abin da idan muna so mu gani a Google Maps, a tsara na Colombia a Magna-SIRGAS, WGS72 ko PSAD69?

A daidaita a ETRF89 Spain, Madrid 1870 95 ko REGCAN?

Ta yaya game da tsara na Mexico a GRS 1980 ko 1924 International?

Kwanakin baya akwai tsarin da zai baku damar yin hakan, kuma PlexScape WebServices ne. Daga abokai Girkanci halitta na Plex.Earth, wanda ke haɗa bayanai tsakanin Google Earth da AutoCAD, wanda a hanyar yanzu suna yin kyauta mai yawa ga AutoCAD 2013 wanda ya canza dokokin da aka yi.

Kuma wannan sabis na goyon bayan wani kasa da PlexScape 3,000 400 daidaita tsarin da datums, wannan goyon bayan Plex.Earth.

Ga wani gwajin: kokarin bayyana daga mataki zuwa mataki, saboda gaskiya da dubawa ne unintuitive farko duba:

Ni yanzu a Bogota, kuma Ina sha'awar ganin bambanci tsakanin wani daidaita WGS84 da SIRGAS:

To, zata Ina kusa da TopoequipmentKamar yadda aka nuna a kan taswira:

UTM kula google duniya

Sabis ɗin Yanar gizo na PlexScape, yana da sabis guda uku a yanzu: thataya wanda ke da sauƙi mai sauƙi don sanin daidaitaccen batu (kula Tracking), Wani for locating maki a kan taswira da kuma fitarwa zuwa KML / txt (Open Digitizer) Kuma wasu ne da amfani a yanzu, da ake kira maida tsarawa.

UTM kula google duniya

1. Zabi Tsarin Asali

UTM kula google duniyaSaboda wannan muna zaɓar a cikin tab ɗin hagu, ƙasar da muke sha'awa. A wannan yanayin, Colombia, kuma da zarar an zaɓa, za mu nuna WGS84 a matsayin Datum na sha'awa.

Tsakanin latitude / longitude tab da Easting / Norting akwai zaɓuɓɓukan zaɓi daban-daban. Abin sha'awa cewa ƙasa ta mamaye su saboda zai zama mahaukaci bincika su tsakanin yawancin waɗanda tsarin ke tallafawa.

2. Wurin wurin asalin

UTM kula google duniyaDon yin wannan, kasancewar yankin da yake shaawar gani akan taswirar, muna ɗora linzamin kwamfuta akan ƙasan gunkin kuma zaɓi «Kawo alama a cikin taswirar«, Wannan zai nuna mana ma'anar sha'awa akan taswirar. Sannan mu ja shi zuwa daidai wurin da muke son gano shi. Hakanan za'a iya yi tare da shafuka na sama, amma yana da mafi kyau a yi shi daga gunkin kuma zan nuna shi ta wannan hanyar yayin aikin duka.

Idan muna so mu fahimci daidaitaccen ma'anar inda muka samo shi, to sai mu koma cikin gunkin kuma zaɓi «Samun daidaituwa daga alama«, Tare da wannan a cikin kwamitinmu za a nuna daidaituwa.

Kuma idan abin da muke so shine sanya takamaiman tsari, to sai mu rubuta shi a kan kwamitin kuma ta wuce linzamin kwamfuta a kan gunkin da muka zaɓi «Alama don kula a watan Satumba«, Kuma tare da wannan ma'anar zai kasance a cikin haɗin da ke damu da mu.

UTM kula google duniya

3. Duba haɗin UTM

Don sanin haɗin UTM na wannan ma'anar, za mu buƙaci nuna yankin tunani. Idan muna da shakku, za mu iya zaɓar ɗaya daga cikinsu, kuma tare da zaɓi «show shata kan iyakoki»Yankin da aka yiwa alama a shuɗi ya bayyana. Babban taimako saboda bari mu tuna da hakan Colombia ba kawai da dama a yankunan 17 Arewa, 18 Arewa da 19 Arewa amma kuma a cikin daya amma a kudu tunda kasar Ecuador ta ratsa kasar tare da abin da ya fada a shiyoyi shida. Saboda haka, sun dace da nasu tsarin yankuna wanda ke wahalar da rayuwarsu sosai.

A wannan yanayin, mun zabi UTM Zone 18 N kuma a hakika, mun ga cewa akwai batunmu.

UTM kula google duniya

3. Matsar da tsarin daga gefen hagu zuwa dama

Ya zuwa yanzu, abin da muka gani shine yadda ake nuna haɗin UTM a cikin Google Maps. Amma muna da sha'awar ganin wannan daidaituwa a cikin wani tsarin daidaitawa, don batun MAGNA-SIRGAS. Na farko, muna amfani da koren kibiya don nuna cewa ana daidaita daidaito ɗaya daga gefen hagu zuwa gefen dama. Ana yin wannan tare da dannawa kuma abin da zai bamu sha'awa shine duka ɓangarorin iri ɗaya ne.

Yanzu don kunna maɓallin nuna dama, daidai muke yi: Muna ɗora linzamin kwamfuta akan alamar, kuma zaɓi «Kawo alama a cikin taswirar«. Idan ta faɗi a wani wuri, za mu sake bincika wurin kuma mu nuna «Matsar taswirar alama zuwa cibiyar»Kuma don daidaita tsarin«Alama don kula a watan Satumba".

Alamar cewa komai yana da kyau shine mai nuna shuɗi dole ne ya kasance daidai da inda mai nuna launin ruwan kasa yake idan tsarin daidaitawa ya kasance iri ɗaya ne a duka biyun. Yana da ɗan rikici, amma yana aiki.

4. Sanin haɗin WGS84 a cikin SIRGAS

A saboda wannan muke canzawa daga WGS84 zuwa SIRGAS a hannun dama. Kuma a sa'an nan muna shawagi a kan gunkin kuma mu ce «Samun daidaituwa daga alama«, Don haka mun sami daidaituwa game da batun da muke da shi amma a cikin ɗayan tsarin. Lura cewa a cikin lat / lon daidaiton daidai yake, kuma shine cewa SIRGAS ya dogara ne akan WGS84.

UTM kula google duniya

Amma idan muka kalli abin da ke faruwa a cikin sassan UTM, haɗin X ya bambanta santimita 3 kuma Y yana daidaita wani santimita. Kuma wannan shine dalilin da yasa za'a iya cewa duka tsarin daidai suke. Yayin da muke motsawa, wannan bambancin yana canzawa a milimita. Na bayyana cewa wannan ya kasance bisa ga sifofin da PlexScape Web Services ya tsara, duk wani abu mai ban mamaki dole ne a ba da rahoto saboda ya faru da ni sau biyu a baya.

UTM kula google duniya

5. Sanin haɗin kai a cikin PSAD

Za mu iya zaɓar wani tsarin, da kuma buƙatar ku dawo da haɗin gwiwa tare da «Samun daidaituwa daga alama«. Yakamata mai nuna alama ya motsa, tun da muna wuri guda, abin da yake dawowa shine daidaitawa a wani tsarin. Don shari'ar, a cikin PSAD 1956 wannan ma'anar tana da daidaito X = 604210.66 Y = 512981.6.

Yi tunanin, abin da muke so mu gani shine daidaitawa a cikin tsarin biyu (ba daidai ba), to, sai mu kwafi haɗin kai daga gefen hagu zuwa dama sannan sannan «Alama don kula a watan Satumba»Kuma a can muna da shi. Guda ɗaya daidaitawa a ƙasa, a cikin bangarorin biyu, amma alamar shuɗi ta faɗi mita 228 zuwa yamma da mita 370 a kudu.

UTM kula google duniya

Kayan aikin Yanar gizo na PlexScape yana da ban sha'awa. A kashin kaina. Zamuyi magana wata rana game da wani aikinsa, wanda ana biyan wasu daga cikinsu, gami da wannan sauyawar daga fayil mai maki mai yawa.

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