Ikrananka is a tidally locked planet orbiting a Ko star approximately 3 parsecs from Spica in Poul Anderson's Polesotechnic League universe ("The Trouble Twisters"). The largest city on the planet is Katandara, the capital of an empire. Katandara is located on the shores of Lake Ursi and the Yanjeh River. Sundharta is a mountainous country located east of Katandara, on the edge of the twilight zone. The city of Rangakora might be its capital. Chakora is a dry sea bed, parts of which are claimed by Katandara or Sundhadarta. The Katandaran town of Haijakata overlooks it, while Mount Gundra is located southeast of Chakora.