Celestial Hand Banner of the Courtyard

From the Land Control quest introduced in Ancient Powers.

Celestial Hand Banner of the Courtyard
Value: ??? Unknown Burden
You must be a Player Killer to be able to destroy this banner.

Notes

Located at 81.6N 24.8E (when Northwatch Castle is open to attack).
When all three flags have been taken by one faction, a five minute countdown timer begins. If none of the flags are retaken before the countdown ends, the control point is won by the faction and remains in their control for 72 hours.