Mathilde (; ƙaramin sunan duniya: 253 Mathilde) asteroid ne a cikin belin asteroid na tsakiya, kimanin kilomita 50 a diamita, wanda masanin ilmin taurari na Austrian Johann Palisa ya gano a Vienna Observatory a ranar 12 ga Nuwamba, 1885. Yana da kewayon elliptical wanda ke buƙatar fiye da shekaru huɗu don zagaye rana. Wannan asteroid mai jujjuyawar yana da jinkirin jinkirin juyawa, yana buƙatar kwanaki 17.4 don kammala juyin juya halin 360 ° game da axis. Yana da asteroid na farko na C-type, wanda ke nufin farfajiyar tana da babban rabo na carbon; yana ba shi duhu mai duhu wanda yake nuna kashi 4% kawai na hasken da ya faɗi a kansa. Matilda ya ziyarci jirgin sama na NEAR Shoemaker a watan Yunin 1997, a kan hanyarsa zuwa asteroid 433 Eros. A lokacin jirgin sama, a lokacin jirgin sama na 2010, ya gano wani ɓangaren sararin samaniya na asteroid, yana nuna craters da yawa, wanda ya bukaci fiye da shekaru hudu don zagaye rana. Tambaya: Lutetia 360 ita ce ta farko da aka ziyarta a sararin
17.4 kwanaki