Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 5 8.  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)
 05/08/2020   22:24:47   (  70.19,-159.89) 05/08/2020   22:23:40  (  70.22,-159.88)    3.06                67
 05/08/2020   23:14:17   ( -70.08,   7.59) 05/08/2020   23:14:21  ( -70.07,   7.66)    2.97                 4
 05/09/2020   00:03:49   (  69.70, 174.70) 05/09/2020   00:05:00  (  69.70, 175.54)   32.35                71
 05/11/2020   14:41:15   (  70.15, -44.06) 05/11/2020   14:40:34  (  70.17, -44.04)    2.38                41
 05/11/2020   15:30:45   ( -70.05, 123.42) 05/11/2020   15:31:16  ( -70.08, 123.43)    3.05                31
 05/14/2020   06:08:05   ( -70.83, -94.83) 05/14/2020   06:06:56  ( -70.86, -96.67)   67.28                69
 05/14/2020   06:57:43   (  70.11,  71.76) 05/14/2020   06:57:28  (  70.13,  71.81)    2.57                15
 05/14/2020   07:47:13   ( -70.01,-120.75) 05/14/2020   07:48:10  ( -70.03,-120.72)    2.30                57
 05/16/2020   22:24:42   ( -70.24,  20.17) 05/16/2020   22:23:38  ( -70.24,  20.10)    2.91                64
 05/16/2020   23:14:10   (  70.07,-172.43) 05/16/2020   23:14:21  (  70.09,-172.36)    3.33                11
 05/17/2020   00:03:46   ( -69.64,  -5.39) 05/17/2020   00:04:56  ( -69.62,  -4.33)   40.98                70
 05/19/2020   14:41:10   ( -70.20, 135.99) 05/19/2020   14:40:32  ( -70.20, 135.94)    1.99                38
 05/19/2020   15:30:37   (  70.08, -56.54) 05/19/2020   15:31:15  (  70.05, -56.52)    3.42                38