Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: A 1880, Johann Palisa, darektan Austrian Naval Observatory (538), an ba shi matsayi a matsayin mataimaki a sabon kammala Vienna Observatory. Ko da yake aikin ya rage darajar Johann, amma ya ba shi damar yin amfani da sabon na'urar gani da ido mai tsawon inci 27 (milimita 690), wanda shi ne na'urar gani da ido mafi girma a duniya a lokacin. A wannan lokacin Johann ya riga ya gano 27 asteroids, kuma zai yi amfani da Vienna 27-inch (690 mm) da 12-inch (300 mm) kayan aiki don gano ƙarin 94 asteroids kafin ya yi ritaya.Daga cikin abubuwan da ya gano shi ne asteroid 253 Mathilde, wanda aka gano a ranar 12 ga Nuwamba, 1885. Abubuwan da aka fara amfani da su na farko na asteroid sun ƙididdige ta V. A. Lebeuf, wani masanin astronomer na Austrian da ke aiki a Paris Observatory. Lebeuf ne ya ba da shawarar sunan tauraron dan adam, bayan Mathilde, matar Moritz Loewy, wanda shi ne mataimakin darektan gidan kallo a Paris.A cikin 1995, lura da ƙasa ya ƙayyade cewa Mathilde ita ce tauraron dan adam mai nau'in C. An kuma gano cewa yana da tsawon lokaci na juyawa na tsawon sa'o'i 418. A ranar 27 ga Yuni, 1997, jirgin sama na NEAR Shoemaker ya wuce cikin kilomita 1,212 na Mathilde yayin da yake motsawa da saurin kilomita 9.93 / s. Wannan kusanci ya ba da izinin sararin samaniya don ɗaukar hotuna sama da 500 na farfajiyar, kuma ya ba da bayanai don ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙididdigar asteroid da taro (bisa ga tashin hankali na sararin samaniya). Koyaya, rabin duniya na Mathilde ne kawai aka zana a lokacin tashi. Wannan shi ne kawai na uku asteroid da za a hotunan daga kusa nesa, bin 951 Gaspra da 243 Ida.  Tambaya: inci nawa ne mai juyawa?
Abubuwa 27