Röykkä hiekkakuoppa, YÖRASTIT 28.09.2021 - Röykkä



Rata A yö 6.4km, tilanne rasteilla, rastivälien ajat

                                  1. [031]   2. [032]   3. [033]   4. [034]   5. [035]   6. [033]   7. [036]   8. [037]   9. [033]  10. [038]  11. [039]  12. [040]  13. [041]  14. [042]  15. [043]  16. [044]  17. [100]      Tulos
   1. Muukkonen Petteri            3-03:15    1-07:35    1-09:32    1-10:38    1-11:46    2-14:41    1-16:37    1-18:26    1-20:14    1-22:14    1-25:34    1-28:55    1-33:08    1-35:33    1-39:31    1-41:10    1-42:43      42:43
                                   3-03:15    1-04:20    1-01:57    1-01:06    1-01:08   10-02:55    1-01:56    4-01:49    1-01:48    1-02:00    1-03:20    1-03:21    1-04:13    1-02:25    1-03:58    1-01:39    3-01:33           
   2. Villa Juha                   2-03:01    2-07:44    2-10:00    2-11:08    2-12:28    1-14:15    2-16:51    2-19:03    2-21:06    2-23:36    3-27:30    2-31:22    2-35:43    2-38:36    2-42:58    2-44:40    2-46:16      46:16
                                   2-03:01    3-04:43    4-02:16    2-01:08    2-01:20    1-01:47    7-02:36    7-02:12    2-02:03    3-02:30    6-03:54    5-03:52    2-04:21    4-02:53    2-04:22    3-01:42    4-01:36           
   3. Rauhala Juha                 7-03:38    4-08:13    4-10:20    3-11:38    3-13:05    3-14:57    3-17:26    3-19:05    3-21:17    3-23:38    2-27:18    3-32:03    3-36:38    3-39:31    3-44:47    3-46:28    3-48:18      48:18
                                   7-03:38    2-04:35    2-02:07    3-01:18    4-01:27    2-01:52    5-02:29    1-01:39    3-02:12    2-02:21    3-03:40    9-04:45    3-04:35    4-02:53    8-05:16    2-01:41    7-01:50           
   4. Laapas Ari                   5-03:33    6-08:56    6-11:11    6-13:01    6-14:30    5-16:41    5-19:04    5-20:46    4-23:06    4-25:39    4-29:08    4-32:40    4-37:19    4-40:01    4-44:56    4-47:09    4-48:41      48:41
                                   5-03:33    7-05:23    3-02:15   11-01:50    5-01:29    4-02:11    3-02:23    2-01:42    4-02:20    5-02:33    2-03:29    2-03:32    4-04:39    2-02:42    5-04:55    9-02:13    2-01:32           
   5. Peltokorpi Juho              4-03:31    5-08:49    5-11:07    5-12:44    5-14:15    6-17:05    6-19:27    6-21:53    5-24:13    5-26:44    5-30:32    5-34:04    5-39:00    5-41:45    5-47:00    5-48:47    5-50:48      50:48
                                   4-03:31    6-05:18    5-02:18    8-01:37    6-01:31    8-02:50    2-02:22    8-02:26    4-02:20    4-02:31    4-03:48    2-03:32    5-04:56    3-02:45    7-05:15    4-01:47   10-02:01           
   6. Muukkonen Topias             1-02:59    3-07:52    3-10:17    4-11:47    4-13:09    4-15:59    4-18:23    4-20:10    6-24:26    6-27:35    7-32:35    7-37:33    7-43:00    7-46:23    6-51:08    6-55:34    6-57:26      57:26
                                   1-02:59    4-04:53    6-02:25    6-01:30    3-01:22    8-02:50    4-02:24    3-01:47   14-04:16    8-03:09   10-05:00   10-04:58    7-05:27    8-03:23    3-04:45   14-04:26    8-01:52           
   7. Friman Sami                  9-03:55    7-09:00    8-13:12    8-14:38    8-16:16    7-18:25    7-20:57    7-22:56    7-25:21    7-28:01    6-31:54    6-35:43    6-42:14    6-45:32    7-54:13    7-56:07    7-58:03      58:03
                                   9-03:55    5-05:05   13-04:12    5-01:26    8-01:38    3-02:09    6-02:32    5-01:59    7-02:25    6-02:40    5-03:53    4-03:49   12-06:31    7-03:18   14-08:41    5-01:54    9-01:56           
   8. Kukko Seppo                  5-03:33    8-10:04   10-13:55    9-15:18    9-16:55    9-19:19    9-23:43    8-26:18    8-28:40    8-31:57    8-36:18    8-40:42    8-46:09    8-49:48    8-55:55    8-58:18  8-1:00:02    1:00:02
                                   5-03:33   11-06:31   11-03:51    4-01:23    7-01:37    5-02:24   13-04:24   10-02:35    6-02:22   11-03:17    7-04:21    7-04:24    7-05:27   11-03:39   10-06:07   11-02:23    5-01:44           
   9. Leismala Timo               12-04:29   12-11:31   11-14:53   11-16:37   10-18:28   10-21:02   10-24:49   10-27:27   10-30:47   10-34:01   10-38:43   10-43:18    9-48:27    9-51:20    9-57:02    9-59:22  9-1:01:07    1:01:07
                                  12-04:29   12-07:02   10-03:22    9-01:44   11-01:51    7-02:34   12-03:47   11-02:38   10-03:20   10-03:14    9-04:42    8-04:35    6-05:09    4-02:53    9-05:42   10-02:20    6-01:45           
  10. Heikura Mika                10-04:05   10-10:27   12-15:52   12-17:44   12-19:23   12-22:19   11-25:37   11-27:36    9-30:29    9-33:30    9-38:04    9-43:05   10-49:10   10-52:41   10-57:54   10-59:49 10-1:02:12    1:02:12
                                  10-04:05    9-06:22   14-05:25   12-01:52    9-01:39   11-02:56   10-03:18    5-01:59    8-02:53    7-03:01    8-04:34   11-05:01   11-06:05   10-03:31    6-05:13    6-01:55   15-02:23           
  11. Koskela Ville                8-03:51    9-10:05    7-12:40    7-14:24    7-16:10    8-18:34    8-21:40    9-27:10   11-30:50   11-34:02   11-39:34   11-43:57   11-49:49   11-53:14   11-58:03 11-1:00:10 11-1:02:30    1:02:30
                                   8-03:51    8-06:14    7-02:35    9-01:44   10-01:46    5-02:24    9-03:06   14-05:30   11-03:40    9-03:12   12-05:32    6-04:23    9-05:52    9-03:25    4-04:49    7-02:07   14-02:20           
  12. Breiling Oliver             11-04:15   11-10:45    9-13:48   10-15:45   11-19:02   11-22:01   12-25:46   12-28:18   12-32:02   12-35:34   12-40:41   12-46:11   12-52:56   12-56:35 12-1:04:12 12-1:06:21 12-1:08:23    1:08:23
                                  11-04:15   10-06:30    8-03:03   13-01:57   14-03:17   12-02:59   11-03:45    9-02:32   12-03:44   12-03:32   11-05:07   12-05:30   14-06:45   11-03:39   12-07:37    8-02:09   11-02:02           
  13. Peltokangas Urpo                                                                                                                                                                                                        1:13:00
                                                                                                                                                                                                                   1-00:45           
  14. Nieminen Visa               15-07:05   14-15:35   13-18:38   13-20:13   13-22:06   13-25:41   13-28:46   13-32:40   13-35:45   13-45:49   13-51:59   13-59:26 13-1:05:26 13-1:16:23 13-1:23:51 13-1:28:29 13-1:30:36    1:30:36
                                  15-07:05   13-08:30    8-03:03    7-01:35   12-01:53   13-03:35    8-03:05   13-03:54    9-03:05   15-10:04   13-06:10   14-07:27   10-06:00   15-10:57   11-07:28   15-04:38   12-02:07           
  15. Lappalainen Sampo           14-06:08   15-19:23   14-23:29   14-25:55   14-28:21   14-31:57   14-37:27   14-40:21   14-44:20   14-48:55   14-57:35 14-1:04:39 14-1:11:17 14-1:19:00 14-1:26:53 14-1:29:37 14-1:31:52    1:31:52
                                  14-06:08   15-13:15   12-04:06   14-02:26   13-02:26   14-03:36   14-05:30   12-02:54   13-03:59   13-04:35   15-08:40   13-07:04   13-06:38   14-07:43   13-07:53   12-02:44   13-02:15           
  16. Suomela Poppis              13-05:56   13-15:07   15-26:26                                                                                                                                                              1:41:56
                                  13-05:56   14-09:11   15-11:19                         15-23:02                                    14-05:01   14-06:17   15-08:36   15-11:19   13-05:10   15-09:23   13-04:03   16-02:39           

Rata B yö 5km, tilanne rasteilla, rastivälien ajat

                                  1. [042]   2. [032]   3. [033]   4. [036]   5. [037]   6. [033]   7. [034]   8. [035]   9. [033]  10. [038]  11. [041]  12. [031]  13. [045]  14. [044]  15. [100]      Tulos
   1. Hyvärilä Touko               1-03:34    2-09:05    2-12:08    2-14:37    1-17:15    1-20:02    1-21:31    1-23:16    1-25:32    2-30:01    2-32:34    2-37:09    1-40:47    1-41:51    1-43:26      43:26
                                   1-03:34    2-05:31    4-03:03    3-02:29    7-02:38    2-02:47    2-01:29    2-01:45    1-02:16   11-04:29    1-02:33    7-04:35    2-03:38    2-01:04    1-01:35           
   2. Eskelinen Joona             13-05:04    5-10:48    5-13:44    4-16:25    3-18:34    3-21:01    3-22:40    3-24:26    3-27:35    3-30:46    3-34:21    3-38:03    2-41:28    2-42:37    2-44:19      44:19
                                  13-05:04    4-05:44    3-02:56    4-02:41    2-02:09    1-02:27    4-01:39    3-01:46   11-03:09    3-03:11    5-03:35    2-03:42    1-03:25    3-01:09    2-01:42           
   3. Toivonen Nuutti              2-03:39    1-08:21    1-10:57    1-13:14    2-17:45    2-20:38    2-21:59    2-23:49    2-26:29    1-29:34    1-32:25    1-35:56    3-42:02    3-43:00    3-44:50      44:50
                                   2-03:39    1-04:42    1-02:36    1-02:17   14-04:31    3-02:53    1-01:21    4-01:50    6-02:40    1-03:05    2-02:51    1-03:31   12-06:06    1-00:58    4-01:50           
   4. Matilainen Kari              9-04:27    4-09:58    3-13:07    3-16:13    4-18:39    4-22:02    4-23:57    4-25:52    4-28:43    4-32:26    4-36:06    4-40:09    4-44:11    4-47:00    4-48:53      48:53
                                   9-04:27    2-05:31    6-03:09    6-03:06    5-02:26    6-03:23    7-01:55    7-01:55    7-02:51    5-03:43    8-03:40    4-04:03    3-04:02   13-02:49    7-01:53           
   5. Ruusinen Lasse               8-04:16    7-10:56    6-13:59    6-16:51    6-19:46    6-23:05    6-24:50    6-27:50    5-30:26    5-33:55    5-37:19    5-42:31    5-47:09    5-48:51    5-50:42      50:42
                                   8-04:16    6-06:40    4-03:03    5-02:52    9-02:55    4-03:19    5-01:45   15-03:00    5-02:36    4-03:29    4-03:24   10-05:12    8-04:38    9-01:42    5-01:51           
   6. Vainikka Kasper              4-03:54    8-11:07    7-14:02    7-17:41    7-20:05    8-24:50    7-26:52    7-28:26    6-30:51    7-35:57    6-39:32    6-43:57    6-48:12    6-49:34    6-52:06      52:06
                                   4-03:54    8-07:13    2-02:55    9-03:39    4-02:24   14-04:45   10-02:02    1-01:34    3-02:25   13-05:06    5-03:35    6-04:25    4-04:15    5-01:22   13-02:32           
   7. Lampinen Ismo                3-03:42    9-12:05   10-16:53    9-19:17    9-21:23    9-25:41    8-27:11    8-29:04    7-31:23    6-34:30    7-41:15    7-45:15    7-49:57    7-51:15    7-53:02      53:02
                                   3-03:42   12-08:23   12-04:48    2-02:24    1-02:06   10-04:18    3-01:30    5-01:53    2-02:19    2-03:07   14-06:45    3-04:00    9-04:42    4-01:18    3-01:47           
   8. Friman Eemeli                5-03:56    3-09:57    4-13:20    5-16:31    5-18:45    5-22:18    5-24:10    5-26:03    8-34:30    8-38:24    8-42:06    8-46:15    8-51:03    8-53:45    8-55:37      55:37
                                   5-03:56    5-06:01    7-03:23    8-03:11    3-02:14    9-03:33    6-01:52    5-01:53   16-08:27    7-03:54   10-03:42    5-04:09   10-04:48   12-02:42    6-01:52           
   9. Leinonen Jaakko              6-04:06    6-10:52    8-15:18    8-18:24    8-21:13    7-24:32    9-31:07    9-33:03    9-36:19    9-40:17    9-43:38    9-48:13    9-52:31    9-56:14    9-58:42      58:42
                                   6-04:06    7-06:46   10-04:26    6-03:06    8-02:49    4-03:19   16-06:35    8-01:56   13-03:16    9-03:58    3-03:21    7-04:35    5-04:18   15-03:43   12-02:28           
  10. Rauhala Elina               10-04:44   15-17:04   12-20:41   12-24:36   12-27:51   12-32:22   12-34:49   12-37:07   12-40:57   12-46:32   12-50:07   10-54:47   10-59:20 10-1:00:51 10-1:02:44    1:02:44
                                  10-04:44   15-12:20    8-03:37   10-03:55   10-03:15   12-04:31   14-02:27   11-02:18   14-03:50   15-05:35    5-03:35    9-04:40    6-04:33    6-01:31    7-01:53           
  11. Kuusela Kari                10-04:44   11-12:54   11-18:37   11-24:01   11-27:47   11-31:13   10-33:09   11-35:25   11-38:28   10-42:29   10-46:10   11-57:44 12-1:03:17 12-1:04:49 11-1:06:51    1:06:51
                                  10-04:44   11-08:10   14-05:43   15-05:24   13-03:46    8-03:26    8-01:56   10-02:16    9-03:03   10-04:01    9-03:41   14-11:34   11-05:33    7-01:32   10-02:02           
  12. Kinkki Seppo                14-05:05   12-12:59   15-24:42   15-30:04   15-33:45   15-38:12   15-40:17   15-42:35   14-45:33   13-49:18   13-53:12   12-58:25 11-1:03:02 11-1:04:46 12-1:07:49    1:07:49
                                  14-05:05    9-07:54   16-11:43   14-05:22   12-03:41   11-04:27   12-02:05   11-02:18    8-02:58    6-03:45   12-03:54   11-05:13    7-04:37   10-01:44   14-03:03           
  13. Piispa Sami                 16-07:08   14-16:07   13-21:26   14-27:05   13-30:43   13-34:06   13-36:05   13-38:29   13-41:43   11-45:39   11-49:23 13-1:02:58 13-1:12:42 13-1:14:17 13-1:16:32    1:16:32
                                  16-07:08   13-08:59   13-05:19   16-05:39   11-03:38    6-03:23    9-01:59   13-02:24   12-03:14    8-03:56   11-03:44   15-13:35   14-09:44    8-01:35   11-02:15           
  14. Väkiparta Mikko             12-04:48   13-13:57   14-22:18   13-27:04   14-32:48   14-38:06   14-40:10   14-42:34   15-45:42   14-51:15   14-59:21 14-1:05:08 14-1:17:00 14-1:19:34 14-1:21:34    1:21:34
                                  12-04:48   14-09:09   15-08:21   12-04:46   16-05:44   15-05:18   11-02:04   13-02:24   10-03:08   14-05:33   15-08:06   13-05:47   15-11:52   11-02:34    9-02:00           
  15. Rauhala Tapio               15-06:12   16-27:58   16-32:38   16-37:36   16-42:12   16-46:44   16-51:04   16-54:47   16-59:00 15-1:04:04 15-1:08:45 15-1:14:27 15-1:21:30 15-1:24:25 15-1:28:38    1:28:38
                                  15-06:12   16-21:46   11-04:40   13-04:58   15-04:36   13-04:32   15-04:20   16-03:43   15-04:13   12-05:04   13-04:41   12-05:42   13-07:03   14-02:55   15-04:13           

Rata C-Vaativa yö 3.7km, tilanne rasteilla, rastivälien ajat

                                  1. [031]   2. [047]   3. [038]   4. [033]   5. [034]   6. [032]   7. [041]   8. [042]   9. [045]  10. [044]  11. [100]      Tulos
   1. Salmi Veijo                  2-04:58    1-09:25    1-12:53    1-16:57    1-18:35    1-22:06    1-25:13    1-29:06    1-33:39    1-35:06    1-37:15      37:15
                                   2-04:58    1-04:27    1-03:28    2-04:04    1-01:38    1-03:31    1-03:07    1-03:53    2-04:33    4-01:27    4-02:09           
   2. Matilainen Mirja             9-06:04    6-11:47    4-16:31    5-22:41    5-25:00    5-28:46    5-32:41    5-37:15    4-40:51    2-42:20    2-44:16      44:16
                                   9-06:04    4-05:43    2-04:44    9-06:10    6-02:19    6-03:46    3-03:55    3-04:34    1-03:36    5-01:29    1-01:56           
   3. Romppainen Pasi              3-05:11    2-09:56    2-14:54    2-19:24    2-21:07    2-24:48    3-29:12    2-34:08    2-40:09    3-42:32    3-45:05      45:05
                                   3-05:11    3-04:45    6-04:58    4-04:30    2-01:43    5-03:41    7-04:24    4-04:56    8-06:01   11-02:23    9-02:33           
   4. Romppainen Piia              4-05:13    3-09:57    3-14:55    3-19:26    3-21:09    3-24:49    2-29:11    3-34:09    3-40:10    4-42:34    4-45:06      45:06
                                   4-05:13    2-04:44    6-04:58    5-04:31    2-01:43    3-03:40    6-04:22    5-04:58    8-06:01   12-02:24    7-02:32           
   5. Krook Seppo                  5-05:23    4-11:10    5-17:05    4-20:54    4-22:42    4-26:18    4-31:19    4-36:48    5-41:47    5-43:23    5-45:19      45:19
                                   5-05:23    5-05:47   10-05:55    1-03:49    4-01:48    2-03:36    9-05:01   10-05:29    4-04:59    7-01:36    1-01:56           
   6. Vainikka Jari                7-05:45    5-11:36    6-18:17    6-24:40    6-27:00    6-30:40    6-36:26    6-41:35    6-46:29    6-47:55    6-49:53      49:53
                                   7-05:45    6-05:51   12-06:41   10-06:23    7-02:20    3-03:40   11-05:46    8-05:09    3-04:54    3-01:26    3-01:58           
   7. Väisänen Esko               11-06:45    8-13:16    7-18:24    7-25:44    8-28:45    8-32:52    7-37:08    8-47:36    7-53:16    7-55:28    7-58:14      58:14
                                  11-06:45   10-06:31    8-05:08   11-07:20   11-03:01    8-04:07    5-04:16   13-10:28    6-05:40   10-02:12   11-02:46           
   8. Väkiparta Simo               1-04:46    9-15:55    9-20:50    8-25:53    7-28:29    7-32:21    8-41:24    7-45:20    8-55:19    8-56:50    8-59:11      59:11
                                   1-04:46   12-11:09    5-04:55    7-05:03    8-02:36    7-03:52   14-09:03    2-03:56   13-09:59    6-01:31    5-02:21           
   9. Malinen Hannu               10-06:19   12-19:18   12-24:08   10-28:26    9-30:39   10-41:09   10-46:01    9-51:04    9-58:16  9-1:00:08  9-1:04:31    1:04:31
                                  10-06:19   14-12:59    3-04:50    3-04:18    5-02:13   13-10:30    8-04:52    7-05:03   10-07:12    9-01:52   13-04:23           
  10. Liimatainen Raili           14-10:34   10-16:26   11-22:56    9-28:08   10-30:49    9-35:01    9-41:53   11-56:51 10-1:02:06 10-1:03:43 10-1:06:07    1:06:07
                                  14-10:34    7-05:52   11-06:30    8-05:12   10-02:41    9-04:12   13-06:52   14-14:58    5-05:15    8-01:37    6-02:24           
  11. Alho Esko                   12-08:19   11-16:27   10-21:19   12-36:49   12-39:25   12-44:39   12-51:11   12-57:42 12-1:03:24 11-1:05:53 11-1:10:26    1:10:26
                                  12-08:19   11-08:08    4-04:52   13-15:30    8-02:36   10-05:14   12-06:32   12-06:31    7-05:42   13-02:29   14-04:33           
  12. Krook Reijo                  8-05:46                                                                                                                  1:12:35
                                   8-05:46              14-20:17   12-11:01   13-04:46   12-10:09    4-04:04    6-05:01   11-07:38    2-01:17   10-02:36           
  12. Hämäläinen Anneli           15-15:17   14-21:30   13-27:24   11-32:13   11-35:34   11-41:10   11-46:25   10-52:38 11-1:02:48 12-1:08:41 12-1:12:35    1:12:35
                                  15-15:17    8-06:13    9-05:54    6-04:49   12-03:21   11-05:36   10-05:15   11-06:13   14-10:10   14-05:53   12-03:54           

Rata C yö 2.9km, tilanne rasteilla, rastivälien ajat

                                  1. [046]   2. [031]   3. [041]   4. [047]   5. [042]   6. [045]   7. [044]   8. [048]   9. [049]  10. [051]  11. [100]      Tulos
   1. Haapala Elias                1-01:21    1-06:39    3-14:57    2-16:21    2-21:13    2-26:44    2-28:27    1-31:03    1-32:22    1-34:24    1-36:37      36:37
                                   1-01:21    2-05:18    3-08:18    1-01:24    2-04:52    2-05:31    3-01:43    1-02:36    1-01:19    2-02:02    1-02:13           
   2. Leinonen Markku              2-01:27    2-07:12    1-12:11    1-13:47    1-19:12    1-24:55    1-26:37    2-32:18    2-34:42    2-37:09    2-39:44      39:44
                                   2-01:27    3-05:45    2-04:59    2-01:36    3-05:25    3-05:43    2-01:42    7-05:41    3-02:24    3-02:27    3-02:35           
   3. Leinonen Otso                7-05:13    3-09:27    2-13:46    6-27:00    4-30:11    3-34:18    3-35:59    3-38:44    3-40:15    3-41:54    3-44:43      44:43
                                   7-05:13    1-04:14    1-04:19    8-13:14    1-03:11    1-04:07    1-01:41    2-02:45    2-01:31    1-01:39    4-02:49           
   4. Santajoki Martti             3-01:57    4-09:53    4-19:21    3-21:51    3-28:42    4-36:15    4-40:09    4-44:20    4-51:25    5-54:30    4-57:45      57:45
                                   3-01:57    5-07:56    6-09:28    3-02:30    5-06:51    4-07:33    5-03:54    4-04:11    8-07:05    5-03:05    5-03:15           
   5. Palomäki Mikko               4-04:35    5-12:04    5-20:27    4-26:09    5-31:55    5-41:43    5-45:13    5-48:45    5-51:42    4-54:27    5-59:54      59:54
                                   4-04:35    4-07:29    4-08:23    5-05:42    4-05:46    5-09:48    4-03:30    3-03:32    4-02:57    4-02:45    8-05:27           
   6. Pentti Matteus               6-05:12    7-15:01    7-23:55    7-29:57    7-38:38    6-49:18    6-53:23    6-58:47  6-1:02:11  6-1:07:33  6-1:10:02    1:10:02
                                   6-05:12    8-09:49    5-08:54    7-06:02    7-08:41    7-10:40    7-04:05    5-05:24    5-03:24    7-05:22    2-02:29           
   7. Pentti Eliel                 8-05:28    8-15:09    8-24:50    8-30:39    8-39:15    7-49:51    7-53:51    7-59:24  7-1:03:01  7-1:08:25  7-1:12:42    1:12:42
                                   8-05:28    7-09:41    8-09:41    6-05:49    6-08:36    6-10:36    6-04:00    6-05:33    6-03:37    8-05:24    7-04:17           
   8. Leismala Jukka               5-04:45    6-13:45    6-23:15    5-26:41    6-36:28    8-53:26    8-57:42  8-1:04:29  8-1:08:56  8-1:13:50  8-1:17:38    1:17:38
                                   5-04:45    6-09:00    7-09:30    4-03:26    8-09:47    8-16:58    8-04:16    8-06:47    7-04:27    6-04:54    6-03:48           

Rata D yö 1.4km, tilanne rasteilla, rastivälien ajat

                                  1. [046]   2. [051]   3. [049]   4. [048]   5. [052]   6. [044]   7. [100]      Tulos