▁Category : O - type ▁main - sequence ▁stars ▁Category : B - type ▁main - sequence ▁stars ▁Category : A - type ▁main - sequence ▁stars ▁Or ion is , ▁S igma ▁Or ion is , ▁ 4 8 ▁ 1 9 3 1 ▁ 0 2 6 5 4 9 ▁ 0 3 7 4 6 8 ▁Category : D urch m uster ung ▁objects ▁Category : S X ▁Ari et is ▁variables ▁Category : Open ▁clusters ▁Category : Em ission - line ▁stars ▁Category : 2 MA SS ▁objects <0x0A> </s> ▁U pp s ala ▁ö d , ▁Old ▁Nor se : ▁U pp s ala ▁au ð r ▁or ▁U pp s ala ▁ ø ð r ▁( U pp s ala ▁domains ▁or ▁wealth ▁of ▁U pp s ala ) ▁was ▁the ▁name ▁given ▁to ▁the ▁collection ▁of ▁est ates ▁which ▁was ▁the ▁property ▁of ▁the ▁Swedish ▁Crown ▁in ▁medieval ▁Sweden . ▁Its ▁purpose ▁was ▁to ▁fin ance ▁the ▁Swedish ▁king , ▁originally ▁the ▁" king ▁of ▁U pp s ala ", ▁and ▁they ▁supported ▁the ▁king ▁and ▁his ▁ret inue ▁while ▁he ▁travel led ▁through ▁the ▁country . ▁There ▁was ▁one ▁estate ▁of ▁this ▁kind ▁in ▁most ▁hundreds ▁and ▁it ▁was ▁usually ▁called ▁Hus aby . ▁It ▁was ▁the ▁home ▁of ▁the ▁king ' s ▁tax ▁collect or , ▁and ▁it ▁was ▁at ▁the ▁local ▁estate ▁of ▁U pp s ala ▁ö d ▁that ▁the ▁people ▁of ▁the ▁hundred ▁delivered ▁the ▁tax es ▁in ▁form ▁of ▁goods