Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 5 5.  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)
 05/06/2020   06:08:07   (  70.90,  85.29) 05/06/2020   06:06:59  (  70.93,  83.20)   76.10                68
 05/06/2020   06:57:49   ( -70.14,-108.22) 05/06/2020   06:57:28  ( -70.16,-108.24)    2.56                21
 05/06/2020   07:47:16   (  70.03,  59.27) 05/06/2020   07:48:12  (  70.04,  59.24)    2.44                56
 05/08/2020   22:24:47   (  70.21,-159.87) 05/08/2020   22:23:40  (  70.20,-159.85)    0.88                67
 05/08/2020   23:14:17   ( -70.10,   7.62) 05/08/2020   23:14:22  ( -70.10,   7.61)    0.32                 5
 05/09/2020   00:03:50   (  69.66, 174.64) 05/09/2020   00:05:00  (  69.68, 175.56)   35.64                70
 05/11/2020   14:41:15   (  70.17, -44.05) 05/11/2020   14:40:34  (  70.15, -44.00)    2.15                41
 05/11/2020   15:30:45   ( -70.06, 123.44) 05/11/2020   15:31:16  ( -70.05, 123.47)    1.48                31
 05/14/2020   06:08:05   ( -70.78, -94.90) 05/14/2020   06:06:55  ( -70.84, -96.63)   63.48                70
 05/14/2020   06:57:42   (  70.12,  71.77) 05/14/2020   06:57:27  (  70.11,  71.84)    3.23                15
 05/14/2020   07:47:12   ( -70.02,-120.74) 05/14/2020   07:48:09  ( -70.00,-120.68)    2.88                57
 05/16/2020   22:24:43   ( -70.19,  20.10) 05/16/2020   22:23:38  ( -70.21,  20.14)    2.93                65
 05/16/2020   23:14:09   (  70.12,-172.35) 05/16/2020   23:14:22  (  70.11,-172.40)    2.21                13
 05/17/2020   00:03:46   ( -69.64,  -5.38) 05/17/2020   00:04:57  ( -69.64,  -4.37)   39.41                71