Ka taƙaita labarin:  Wani agogo da aka ƙera shi shekaru 300 da suka shige ya ba masana mamaki sosai domin ya yi daidai da aƙalla daƙiƙa guda a cikin kwanaki ɗari. Aikin zamani na Martin Burgess Clock B ya dogara ne a kan ƙarni na 18 na John Harrison, wanda ya yi tunanin magance matsalar ƙayyade longitude a teku. An yi gwaji na kwanaki 100 a Royal Observatory, a Greenwich, don a ga ko da'awar - cewa agogon ba zai yi hasara ba ko kuma ya samu fiye da na biyu a cikin kwanaki 100 - gaskiya ne. Martin Burgess Clock B (hagu), wanda ya dogara ne akan zane na masassaƙa John Harrison (dama) daga shekaru 300 da suka gabata, ya ba da mamaki ga masana ta hanyar kasancewa daidai da na biyu na kwanaki 100. An fara saita agogon, wanda aka gina shi da kayan zamani, shekara guda da ta wuce bayan an ɗaura shi da ɗaya daga cikin ginshiƙan da ke tallafa wa Observatory. Amma da sauri ya zama a bayyane cewa gwajin zai yi nasara kuma an sanya hatimin kakin zuma a kan akwati don a tabbatar da daidaito, jaridar Independent a ranar Lahadi ta ruwaito. An auna lokaci ta amfani da agogon da ake sarrafawa ta rediyo, wanda ya karɓi siginar lokaci na ƙasa, da kuma agogon magana na BT. Jonathan Betts, wanda yake cikin ƙungiyar masu ƙera agogo na dā, ya ce: 'Da zarar mun sa agogon ya yi aiki, mun ga cewa yana aiki sosai, saboda haka muka rufe asusun domin babu wanda zai gaskata cewa agogon yana aiki sosai.' Ya kara da cewa agogon ba kwatankwacin Harrison bane, amma yayi amfani da zane da ra'ayinsa. "Yana da mahimmanci a fahimci cewa ƙirar sa ta sabawa duk abin da aka kafa ya ce shi ne mafi kyau a cikin tarihi", in ji Mista Betts. Tun daga wannan lokacin ne Guinness World Records ta tabbatar da agogon zamani, wanda Gidan Tarihi na Kasa ya tabbatar a Twitter. Agogon Martin Burgess B ya kasance wani ɓangare na gwajin kwanaki 100 a Royal Observatory (a sama), a Greenwich, don ganin ko da'awar - cewa agogon ba zai rasa ko samun fiye da na biyu a cikin kwanaki 100 - gaskiya ne. Tun daga wannan lokacin aka tabbatar da agogon ta Guinness World Records. Lokacin da aka auna shi yana karanta lokacin UTC...
Martin Burgess Clock B ya dogara ne akan zane na John Harrison na karni na 18. An ɗaura agogo a kan ginshiƙi a Royal Observatory a Greenwich. Lokaci da aka auna ta amfani da agogon da ake sarrafawa ta rediyo da kuma agogon BT mai magana. Littafin Guinness Book of Records ya tabbatar da hakan, in ji Gidan Tarihi na Kasa.