Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 4 3.  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)
 04/04/2020   06:58:04   ( -70.14,-108.17) 04/04/2020   06:57:28  ( -70.13,-108.20)    2.20                36
 04/04/2020   07:47:32   (  69.98,  59.25) 04/04/2020   07:48:12  (  70.00,  59.30)    3.21                40
 04/06/2020   22:24:57   (  70.43,-159.50) 04/06/2020   22:23:45  (  70.45,-160.26)   28.07                72
 04/06/2020   23:14:31   ( -70.11,   7.66) 04/06/2020   23:14:22  ( -70.10,   7.61)    1.86                 9
 04/07/2020   00:03:58   (  69.99, 175.15) 04/07/2020   00:05:06  (  69.98, 175.10)    2.02                68
 04/09/2020   14:41:29   (  70.16, -44.01) 04/09/2020   14:40:35  (  70.17, -44.04)    1.34                54
 04/09/2020   15:30:59   ( -70.06, 123.48) 04/09/2020   15:31:17  ( -70.08, 123.42)    3.03                18
 04/09/2020   16:20:40   (  69.17, -70.08) 04/09/2020   16:21:46  (  69.17, -67.94)   84.70                66
 04/12/2020   06:57:57   (  70.11,  71.80) 04/12/2020   06:57:29  (  70.10,  71.84)    2.13                28
 04/12/2020   07:47:27   ( -70.01,-120.71) 04/12/2020   07:48:11  ( -70.01,-120.70)    1.10                44
 04/14/2020   22:24:56   ( -70.29,  20.29) 04/14/2020   22:23:43  ( -70.35,  19.91)   15.47                73
 04/14/2020   23:14:25   (  70.06,-172.40) 04/14/2020   23:14:24  (  70.08,-172.37)    2.96                 1
 04/15/2020   00:03:55   ( -69.96,  -4.90) 04/15/2020   00:05:06  ( -69.99,  -4.90)    2.48                71