Kalrda IV in relation to Daran V, Dimorus, Nimbus III, and Peliar Zel
Kaldra IV was the inhabited fourth planet in the Kaldra system.
The USS Enterprise-D was transporting three Ullian telepathic historians to this planet in 2368, whose inhabitants they hoped to add to their library of individual memories. However, the Enterprise was diverted to the Ullian homeworld after Jev's perpetration of telepathic memory invasion was discovered. (TNG: "Violations")
In 2376, the location of Kaldra IV was labeled on a star chart in astrometrics on USS Voyager in 2376. (VOY: "Child's Play", display graphics)
According to Startrek.com, Kaldra IV was located in Sector 22139. [1]
According to the Star Trek: Star Charts ("United Federation of Planets I"), Kaldra IV was listed as a member planet of the Federation in 2378.