The Bayer designations i Carinae and I Carinae are distinct (lower and upper case i) and refer to stars/star systems of apparent magnitude 3.96 and 3.99 respectively.
See also
edit
This set index article includes a list of related items that share the same name (or similar names).
If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article.
If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article.