Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 1 4.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/04/2019   06:08:42   ( -70.54, -95.15) 01/04/2019   06:07:31  ( -70.58, -96.29)   42.49                71
 01/04/2019   06:58:16   (  70.06,  71.79) 01/04/2019   06:58:07  (  70.06,  71.84)    2.02                 9
 01/04/2019   07:47:46   ( -69.95,-120.73) 01/04/2019   07:48:49  ( -69.96,-120.69)    2.19                63
 01/06/2019   22:25:18   ( -70.15,  20.15) 01/06/2019   22:24:17  ( -70.13,  20.19)    2.10                61
 01/06/2019   23:14:45   (  70.04,-172.35) 01/06/2019   23:15:01  (  70.03,-172.34)    1.66                16
 01/07/2019   00:04:24   ( -69.44,  -5.55) 01/07/2019   00:05:33  ( -69.40,  -4.10)   56.78                69
 01/09/2019   14:41:47   ( -70.13, 136.01) 01/09/2019   14:41:11  ( -70.11, 136.00)    2.85                36
 01/09/2019   15:31:14   (  70.02, -56.50) 01/09/2019   15:31:55  (  70.00, -56.53)    2.49                41
 01/12/2019   06:08:40   (  70.49,  84.78) 01/12/2019   06:07:29  (  70.55,  83.76)   38.48                71
 01/12/2019   06:58:16   ( -70.05,-108.22) 01/12/2019   06:58:04  ( -70.08,-108.18)    3.15                12
 01/12/2019   07:47:42   (  70.00,  59.35) 01/12/2019   07:48:48  (  69.98,  59.28)    3.27                66
 01/14/2019   22:25:14   (  70.18,-159.79) 01/14/2019   22:24:16  (  70.16,-159.86)    3.48                58
 01/14/2019   23:14:45   ( -70.03,   7.62) 01/14/2019   23:14:58  ( -70.06,   7.62)    3.25                13
 01/15/2019   00:04:22   (  69.36, 174.36) 01/15/2019   00:05:30  (  69.32, 176.01)   65.26                68
 01/17/2019   14:41:44   (  70.09, -44.04) 01/17/2019   14:41:09  (  70.09, -43.97)    2.49                35
 01/17/2019   15:31:14   ( -69.99, 123.46) 01/17/2019   15:31:51  ( -69.98, 123.51)    2.52                37