Query reg standby archives

Hi Team,

Need your help in understanding why still we are seeing few Nov 1'st archives as not applied in DR site:

STANDBY Recovery GAP Last ARCH Applied
-------------------- ------------------------------------
                   1 Tue 03-Dec-2013 02:33:34


    Thread Last Sequence Received Last Sequence Applied Difference
---------- ---------------------- --------------------- ----------
         1                 163078                163076          2
         2                 132244                132244          0


 SEQUENCE# APP
---------- ---
    130367 NO
    130367 NO
    130457 NO
    130458 NO
    132244 NO
    160791 NO
    163076 NO
    163077 NO
    163078 NO

9 rows selected.

[orauat@oraplayersdr01 DRUAT]$ ls -ltr *130367* *130457* *130458* *132244*  *160791* *163076* *163077* *163078*
-rw-r----- 1 orauat oinstall 111136127 Nov  1 06:01 arch_2_130457_614314731.arc                       ----------- All these 4 archives
-rw-r----- 1 orauat oinstall 109492192 Nov  1 06:09 arch_2_130458_614314731.arc                      ----------- belongs
-rwxrwxrwx 1 orauat oinstall  72219615 Nov  1 23:28 arch_2_130367_614314731.arc                 ----------- to
-rwxrwxrwx 1 orauat oinstall  63729320 Nov  1 23:33 arch_1_160791_614314731.arc                 ----------- Nov 1st
-rw-r----- 1 orauat oinstall 517337088 Dec  3 02:58 arch_1_163076_614314731.arc