Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 6 22.  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)
 06/23/2020   06:58:07   ( -70.13,-108.08) 06/23/2020   06:57:16  ( -70.13,-108.12)    1.32                51
 06/23/2020   07:47:34   (  70.03,  59.42) 06/23/2020   07:48:00  (  70.01,  59.37)    2.96                26
 06/23/2020   08:37:20   ( -69.03,-134.29) 06/23/2020   08:38:26  ( -69.08,-131.96)   92.86                66
 06/25/2020   23:14:38   ( -70.10,   7.76) 06/25/2020   23:14:10  ( -70.11,   7.68)    3.05                28
 06/26/2020   00:04:06   (  69.95, 175.18) 06/26/2020   00:04:53  (  69.94, 175.25)    2.81                47
 06/28/2020   14:41:37   (  70.29, -43.72) 06/28/2020   14:40:25  (  70.34, -44.22)   19.34                72
 06/28/2020   15:31:10   ( -70.02, 123.52) 06/28/2020   15:31:03  ( -70.05, 123.56)    3.39                 7
 06/28/2020   16:20:37   (  69.91, -68.98) 06/28/2020   16:21:47  (  69.93, -68.95)    2.08                70
 07/01/2020   06:58:10   (  70.09,  71.87) 07/01/2020   06:57:14  (  70.12,  71.91)    3.36                56
 07/01/2020   07:47:39   ( -70.04,-120.57) 07/01/2020   07:47:56  ( -70.03,-120.64)    2.88                17
 07/01/2020   08:37:19   (  69.22,  45.95) 07/01/2020   08:38:26  (  69.17,  47.93)   78.18                67
 07/03/2020   23:14:40   (  70.11,-172.22) 07/03/2020   23:14:08  (  70.11,-172.30)    2.83                32
 07/04/2020   00:04:11   ( -69.95,  -4.82) 07/04/2020   00:04:49  ( -69.97,  -4.76)    2.43                38
 07/06/2020   14:41:37   ( -70.57, 136.68) 07/06/2020   14:40:26  ( -70.63, 135.35)   49.43                71
 07/06/2020   15:31:11   (  70.07, -56.40) 07/06/2020   15:31:01  (  70.05, -56.43)    3.08                10
 07/06/2020   16:20:41   ( -69.97, 111.09) 07/06/2020   16:21:43  ( -69.95, 111.04)    3.00                62