KPL/FK MRO nadir-pointed frame: +Z towards to the nearest point on Mars, +X in the direction of the MRO velocity relative to Mars in IAU_MARS frame. BVS/NAIF, October 19, 2010. \begindata FRAME_MRO_NADIR_IAU_MARS = -74911 FRAME_-74911_NAME = 'MRO_NADIR_IAU_MARS' FRAME_-74911_CLASS = 5 FRAME_-74911_CLASS_ID = -74911 FRAME_-74911_CENTER = -74 FRAME_-74911_RELATIVE = 'J2000' FRAME_-74911_DEF_STYLE = 'PARAMETERIZED' FRAME_-74911_FAMILY = 'TWO-VECTOR' FRAME_-74911_PRI_AXIS = 'Z' FRAME_-74911_PRI_VECTOR_DEF = 'TARGET_NEAR_POINT' FRAME_-74911_PRI_OBSERVER = 'MRO' FRAME_-74911_PRI_TARGET = 'MARS' FRAME_-74911_PRI_ABCORR = 'NONE' FRAME_-74911_SEC_AXIS = 'X' FRAME_-74911_SEC_VECTOR_DEF = 'OBSERVER_TARGET_VELOCITY' FRAME_-74911_SEC_OBSERVER = 'MARS' FRAME_-74911_SEC_TARGET = 'MRO' FRAME_-74911_SEC_ABCORR = 'NONE' FRAME_-74911_SEC_FRAME = 'IAU_MARS' \begintext End of FK file.