Ka duba nassin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar nassin: Passage: Ba zato ba tsammani, McCall et al. sun gano layukan H+3 guda uku a cikin 1998 a cikin hasken girgije mai rarraba na Cyg OB2 No. 12. Kafin 1998, an yi tunanin cewa yawan H2 ya yi ƙasa da yawa don samar da adadin H+3. McCall ya gano zafin jiki na ~ 27 K (−246 ° C) da kuma ginshiƙan ginshiƙai na ~ 1014/cm2, irin wannan ginshiƙan ginshiƙai kamar Geballe & Oka. Tun daga wannan lokacin, an gano H+3 a cikin wasu ginshiƙan girgije masu yawa, kamar GCS 3-2, GC IRS 3, da Persei ζ. Tambaya: Menene yawan zafin jiki da McCall ya gano?
~ 27 K (-246 °C)