Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 5 27.  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)
 05/28/2019   06:08:25   ( -70.92, -94.56) 05/28/2019   06:07:17  ( -70.95, -96.86)   83.49                68
 05/28/2019   06:58:05   (  70.10,  71.87) 05/28/2019   06:57:47  (  70.10,  71.81)    2.29                18
 05/28/2019   07:47:36   ( -69.94,-120.72) 05/28/2019   07:48:28  ( -69.96,-120.65)    3.34                52
 05/30/2019   22:25:10   ( -70.13,  20.14) 05/30/2019   22:23:58  ( -70.14,  20.21)    3.20                72
 05/30/2019   23:14:37   (  70.01,-172.38) 05/30/2019   23:14:42  (  70.03,-172.31)    2.96                 5
 05/31/2019   00:04:09   ( -69.80,  -5.04) 05/31/2019   00:05:21  ( -69.77,  -4.61)   16.77                72
 06/02/2019   14:41:41   ( -70.09, 135.97) 06/02/2019   14:40:54  ( -70.12, 136.02)    2.92                47
 06/02/2019   15:31:07   (  69.98, -56.54) 06/02/2019   15:31:37  (  70.01, -56.51)    3.21                30
 06/05/2019   06:08:28   (  70.87,  85.37) 06/05/2019   06:07:20  (  70.88,  83.25)   77.36                68
 06/05/2019   06:58:10   ( -70.11,-108.12) 06/05/2019   06:57:49  ( -70.10,-108.19)    3.23                21
 06/05/2019   07:47:37   (  70.00,  59.36) 06/05/2019   07:48:33  (  69.99,  59.29)    3.05                56
 06/07/2019   22:25:11   (  70.17,-159.79) 06/07/2019   22:24:03  (  70.18,-159.86)    2.86                68
 06/07/2019   23:14:42   ( -70.02,   7.63) 06/07/2019   23:14:44  ( -70.02,   7.69)    2.46                 2
 06/08/2019   00:04:13   (  69.68, 174.80) 06/08/2019   00:05:24  (  69.71, 175.47)   26.14                71