Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 6 12.  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)
 06/13/2019   06:08:32   ( -70.91, -94.58) 06/13/2019   06:07:24  ( -70.97, -96.92)   85.26                68
 06/13/2019   06:58:12   (  70.09,  71.86) 06/13/2019   06:57:53  (  70.07,  71.84)    2.70                19
 06/13/2019   07:47:42   ( -69.98,-120.66) 06/13/2019   07:48:35  ( -69.98,-120.71)    1.72                53
 06/15/2019   22:25:16   ( -70.15,  20.17) 06/15/2019   22:24:05  ( -70.17,  20.14)    3.07                71
 06/15/2019   23:14:43   (  70.04,-172.34) 06/15/2019   23:14:49  (  70.06,-172.37)    2.13                 6
 06/16/2019   00:04:16   ( -69.77,  -5.08) 06/16/2019   00:05:28  ( -69.81,  -4.68)   16.02                72
 06/18/2019   14:41:47   ( -70.10, 135.98) 06/18/2019   14:41:00  ( -70.11, 136.01)    1.90                47
 06/18/2019   15:31:14   (  69.99, -56.54) 06/18/2019   15:31:44  (  69.99, -56.50)    1.40                30
 06/21/2019   06:08:34   (  70.85,  85.35) 06/21/2019   06:07:26  (  70.87,  83.24)   76.90                68
 06/21/2019   06:58:16   ( -70.09,-108.15) 06/21/2019   06:57:55  ( -70.10,-108.20)    2.23                21
 06/21/2019   07:47:43   (  69.98,  59.34) 06/21/2019   07:48:39  (  69.98,  59.28)    2.35                56
 06/23/2019   22:25:17   (  70.13,-159.84) 06/23/2019   22:24:08  (  70.13,-159.80)    1.53                69
 06/23/2019   23:14:47   ( -70.03,   7.65) 06/23/2019   23:14:50  ( -70.04,   7.66)    0.46                 3
 06/24/2019   00:04:18   (  69.70, 174.83) 06/24/2019   00:05:29  (  69.66, 175.53)   27.63                71