曼哈顿悬日的形成原因

 manhadunxuanri （manhattanhenge）zheigeciyushimeiguoziranlishibowuguantiantiwulixuejia——nier·digelasi·taisenzai2002nianshoucishiyongdaode。shizhizaimeinianzaimeiguoniuyuemanhadunchuxiandeziranxianxiang。

一、曼哈顿悬日的形成原因

manhadunxuanridexingchengyuanyin:

 youyumanhadunjiedaodaduochengqipanshibuju，zaimeiniande5yue28rihe7yue12ri（huo13ri），riluoshiyangguangsamanmanhadundesuoyoudongxixiangjiedao，chengxianyifuzhuangguandejingxiang，shijianzhangda15fenzhong。erzaimeiniande12yue5rihe1yue8ri，zheiyangdejingguanjiangbansuizherichuerchuxian。

 manhadundejiedaobujuyouliangzhongfengge。huaerjiesuozaidexiachengqujiuxiangouzhoudexiaozhenyiyangjiedaozouxianglvexianlingluan，shichangtiaochulaixiejielingchulaizhadaozhehennanzhangwofangxiang,manhadunzizhongchengyishangzechengxianchujijinyangedeqipanzhuangjiedaobuju。dongxizouxiangchengweijie（street），congnanxiangbeibianhao，congdi1jiezhizhidi220jie。

 nanbeizouxiangweizhidadao（avenue），zidongxiangxibianhao，congdiyidadaozhizhidishierdadao，qizhonghaijiazaleshaoshuweiyishuzimingmingdedadao，rumaidixundadaodeng。lingnvshimenxiangwangdegouwutiantang“diwudadao”，qishizhidezhishidiwudadao,weiyu39jiezhi59jiezhijiandequduanyijizuojindiqu。

 zaozaiouzhouyiminshezumanhadundaozhiqian，zheilixiangmeiguodongbeibudeqitadiquyiyang，weiyuyucongcongdeshulinsuofugai，jiazazhedeyixieguanmucaochang。erzaoqiyiminchuyutonghanghejunshidengfangmiandekaolv，bachengzhenjianzailedaonanduandeheliuruhaikouchu。suizhejingjidefazhan，weileyingduichengshibuduankuozhangdeyali，tebieshiweilefangbiantudidechushou，niuyuezhouyihuiyu1811niancainaleyigesanrenweiyuanhuitichudeguihuatian，jiangmanhadundaoshangweikaifadediquanqipanshidegejujinxinglehuafen。

 zaizheifenguihuazhong，zonghengdejiedaobicichuizhi。qizhongyigefangxiangyandaodezouxiangyudaoxianjibenpingxing，pingchangdajiachengzhiwei“nanbeixiang”，eryuzhichuizhidefangxiangjiubeichengwei“dongxixiang”。suoyi，manhadundaoshangdedongxixiangjiedaoyushijidedongxixiang，huozheshuoweidufangxiang，qishihaiyouzhe28.9dudejiajiao，pianxiangyudongnan—xibeifangxiang。

 youyuzhongzhongyuanyin，zheifenguihuabingweibeizhongshizhixing。ruguoyujintiandemanhadunditubijiao，zuiweimingxiandequbiejiushizaidiwudadaozhidibadadaozhijian，di59jiezhidi110jiezhijiansuobaoliuxialaidejuxingquyuweizuokaifa，congerchengweilejintiande“niuyuezhifei”——zhongyanggongyuan。

 zaimanhadundezheizhongchengshihuanjingxia，yangguangsamanzhengtiaojiedaojihushibukenengde。yushi，zaiteshuderizili，yangguangyanzhejiedaohengguanquandaoyejiuchengweileyizhong“qijing”，duiniuyuekelaishuoshizaishinandeyijian。erzaishishishang，zaiyinianzhizhong，chu12yue5riyiwai，1yue8riderichuyeyudongxixiangjiedaopingxing。zheiliangtianzaishijianshangdezhongdianqiahaojiushidongzhiri。erzai5yue28rihe7yue12ri。

 jiuniuyuesuozaidebeibanqiueryan，taiyangshengqidefangxiangjinzaichunfenqiufenliangtianweiyuzhengdongfang，erzaixiazhirizuipianbei，zaidongzhirizuipiannan，yinianzhongzaizheilianggefangxiangzhijianwangfuxunhuanyizhou。

 neimeduiyurenheyitiaojiedao，zhiyaotadefangxiangweiyudangdixiazhidongzhiderichufangxiangjiaozhijian，neimeyinianzhongjiuyidinghuiyouliangcirangtaiyangzhengduizhejiedaoshengqidejihui。xianran，riluodeqingkuangyuzhileisi，zhishichengjingxiangguanxieryi。

二、曼哈顿悬日的历年景观

manhadunxuanridelinianjingguan:

2015nian 7yue12ri，renmenzaimeiguoniuyuemanhadunjietoupaishe“manhadunxuanri”meijing。

 “manhadunxuanri”shiniuyueshibiaozhixingdejingguanmeinianchuxianliangci，zhiriluoshitaiyangzhenghaochuxianzaimanhadundongxixiangjiedaozhengshangfang，sihuxuanzailiangcegaoloudashazhijiandexijuxinghuamian。zai“manhadunxuanri”chuxiandeshihou，manhadunmeitiaodongxixiangdejiedaodoukeyimuyuzailuoriyuhuizhixia。

2016nian7yue11ribangwan，zaimeiguoniuyuemanhadun，dapiminzhongjujipaishe“manhadunxuanri”jingguan。