Monitor RMAN Backup status

col STATUS format a9
col hrs format 999.99
select SESSION_KEY, INPUT_TYPE, STATUS,
 to_char(START_TIME,'mm/dd/yy hh24:mi') start_time,
 to_char(END_TIME,'mm/dd/yy hh24:mi') end_time,
 elapsed_seconds/3600 hrs
 from V$RMAN_BACKUP_JOB_DETAILS
 order by session_key;