Simultaneous Nadir Overpasses (SNOs) between METOP-B and NOAA-19
TLE Epoch: 2017 4 20.  Predictions up to the next  14.0 days:

     Date     Time(METOP-B) METOP-B Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 04/21/2017   20:27:15   ( -77.05,  57.38) 04/21/2017   20:26:06  ( -77.06,  57.45)    2.22                69
 04/21/2017   21:17:55   (  77.04,-135.33) 04/21/2017   21:17:06  (  77.04,-135.20)    3.35                49
 04/21/2017   22:08:37   ( -77.03,  31.96) 04/21/2017   22:08:07  ( -77.03,  32.07)    2.66                30
 04/21/2017   22:59:17   (  77.02,-160.75) 04/21/2017   22:59:08  (  77.05,-160.77)    3.90                 9
 04/21/2017   23:49:59   ( -77.01,   6.54) 04/21/2017   23:50:08  ( -77.00,   6.68)    3.54                 9
 04/22/2017   00:40:39   (  77.00, 173.83) 04/22/2017   00:41:09  (  77.02, 173.84)    3.02                30
 04/22/2017   01:31:21   ( -76.99, -18.87) 04/22/2017   01:32:10  ( -77.02, -18.88)    3.15                49
 04/22/2017   02:22:01   (  76.98, 148.41) 04/22/2017   02:23:10  (  77.00, 148.46)    2.41                69
 05/02/2017   14:04:25   (  77.16, -26.48) 05/02/2017   14:03:11  (  77.17, -27.02)   13.24                74
 05/02/2017   14:55:09   ( -77.07, 140.50) 05/02/2017   14:54:13  ( -77.09, 140.58)    2.67                56
 05/02/2017   15:45:48   (  77.10, -52.08) 05/02/2017   15:45:11  (  77.10, -52.21)    3.20                37
 05/02/2017   16:36:31   ( -77.06, 115.08) 05/02/2017   16:36:14  ( -77.06, 115.19)    3.01                17
 05/02/2017   17:27:10   (  77.08, -77.50) 05/02/2017   17:27:12  (  77.08, -77.60)    2.30                 2
 05/02/2017   18:17:53   ( -77.04,  89.66) 05/02/2017   18:18:15  ( -77.04,  89.81)    3.71                22
 05/02/2017   19:08:32   (  77.06,-102.92) 05/02/2017   19:09:13  (  77.05,-102.98)    1.74                41
 05/02/2017   19:59:15   ( -77.02,  64.24) 05/02/2017   20:00:17  ( -77.05,  64.24)    3.79                62
 05/02/2017   20:50:00   (  76.77,-129.40) 05/02/2017   20:51:09  (  76.81,-127.45)   49.85                69