PERTH, Australia, April 11 -- Up to 15 aircraft and 13 ships will assist in Friday's search for missing Malaysia Airlines flight MH370 after another possible signal detected by an Australian Orion aircraft on Thursday, the Joint Agency Coordination Center (JACC) said on Friday morning.

The JACC confirmed that an Australian aircraft involved in the hunt for Malaysia Airlines flight 370 on Thursday has picked up a possible fifth signal in the search zone where previous signals consistent with the plane's black box were detected.

According to the latest update, the Australian Maritime Safety Authority has planned two search areas in close proximity totaling about 46,713 square kilometers, which actually smaller than 57,932 square kilometers of Thursday's search area. And the center of the search areas lies approximately 2,312 kilometers north west of Perth.

Twelve military aircraft, three civil aircraft and 13 ships will assist in Friday's search for MH370. Weather conditions are reportedly reasonable for searching.

In addition, the JACC confirmed Friday that there were no sightings reported by search aircraft or objects recovered by ships on Thursday.