o  ,    o  ,                                                       Astronomical Applications Dept.
 Location: W090 00, S54 00                Zone:  2h West of Greenwich            U. S. Naval Observatory        
                                                                                 Washington, DC  20392-5420     
                                                                                                                
                                         Duration of Daylight for 2016                                          
                                                                                                                
 Day    Jan.     Feb.     Mar.     Apr.     May      June     July     Aug.     Sep.     Oct.     Nov.     Dec. 
                                                                                                                
         h  m     h  m     h  m     h  m     h  m     h  m     h  m     h  m     h  m     h  m     h  m     h  m
 01     17:02    15:35    13:32    11:17    09:15    07:42    07:28    08:44    10:43    12:50    15:02    16:43
 02     17:01    15:30    13:27    11:13    09:11    07:40    07:30    08:47    10:47    12:55    15:06    16:45
 03     16:59    15:26    13:23    11:08    09:07    07:38    07:31    08:51    10:51    12:59    15:10    16:48
 04     16:57    15:22    13:19    11:04    09:04    07:36    07:32    08:54    10:56    13:03    15:14    16:50
 05     16:56    15:18    13:14    11:00    09:00    07:35    07:34    08:58    11:00    13:08    15:18    16:52
 06     16:54    15:14    13:10    10:56    08:56    07:33    07:35    09:01    11:04    13:12    15:22    16:54
 07     16:52    15:10    13:06    10:51    08:53    07:32    07:37    09:05    11:08    13:16    15:26    16:56
 08     16:50    15:06    13:01    10:47    08:49    07:30    07:39    09:09    11:12    13:21    15:30    16:57
 09     16:48    15:02    12:57    10:43    08:46    07:29    07:41    09:12    11:16    13:25    15:34    16:59
 10     16:46    14:58    12:52    10:39    08:42    07:28    07:43    09:16    11:21    13:29    15:38    17:00
 11     16:43    14:53    12:48    10:35    08:39    07:27    07:45    09:20    11:25    13:34    15:42    17:02
 12     16:41    14:49    12:44    10:30    08:36    07:26    07:47    09:23    11:29    13:38    15:45    17:03
 13     16:38    14:45    12:39    10:26    08:32    07:25    07:49    09:27    11:33    13:42    15:49    17:04
 14     16:36    14:41    12:35    10:22    08:29    07:24    07:51    09:31    11:38    13:47    15:53    17:05
 15     16:33    14:37    12:30    10:18    08:26    07:24    07:54    09:35    11:42    13:51    15:56    17:06
 16     16:30    14:32    12:26    10:14    08:23    07:23    07:56    09:39    11:46    13:55    16:00    17:07
 17     16:27    14:28    12:22    10:10    08:20    07:23    07:59    09:43    11:50    13:59    16:03    17:07
 18     16:24    14:24    12:17    10:06    08:17    07:22    08:01    09:47    11:55    14:04    16:07    17:08
 19     16:21    14:20    12:13    10:02    08:14    07:22    08:04    09:50    11:59    14:08    16:10    17:08
 20     16:18    14:15    12:09    09:58    08:11    07:22    08:07    09:54    12:03    14:12    16:13    17:08
 21     16:15    14:11    12:04    09:54    08:08    07:22    08:09    09:58    12:07    14:16    16:16    17:09
 22     16:11    14:07    12:00    09:50    08:05    07:22    08:12    10:02    12:12    14:21    16:20    17:08
 23     16:08    14:02    11:56    09:46    08:02    07:23    08:15    10:06    12:16    14:25    16:23    17:08
 24     16:05    13:58    11:51    09:42    08:00    07:23    08:18    10:10    12:20    14:29    16:25    17:08
 25     16:01    13:54    11:47    09:38    07:57    07:23    08:21    10:14    12:25    14:33    16:27    17:08
 26     15:58    13:49    11:43    09:34    07:55    07:24    08:24    10:18    12:29    14:38    16:30    17:07
 27     15:54    13:45    11:38    09:30    07:52    07:25    08:27    10:22    12:33    14:42    16:33    17:06
 28     15:51    13:41    11:34    09:26    07:50    07:25    08:30    10:27    12:38    14:46    16:35    17:05
 29     15:47    13:36    11:30    09:22    07:48    07:26    08:34    10:31    12:42    14:50    16:38    17:05
 30     15:43             11:26    09:19    07:46    07:27    08:37    10:35    12:46    14:54    16:40    17:03
 31     15:39             11:21             07:44             08:40    10:39             14:58             17:02


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