Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 6 20.  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)
 06/20/2020   14:41:36   ( -70.20, 136.14) 06/20/2020   14:40:24  ( -70.21, 135.99)    5.91                72
 06/20/2020   15:31:04   (  70.05, -56.43) 06/20/2020   15:31:07  (  70.03, -56.44)    1.64                 3
 06/20/2020   16:20:35   ( -69.88, 110.96) 06/20/2020   16:21:48  ( -69.90, 111.08)    4.94                73
 06/23/2020   06:58:07   ( -70.12,-108.09) 06/23/2020   06:57:16  ( -70.14,-108.13)    1.97                51
 06/23/2020   07:47:34   (  70.02,  59.41) 06/23/2020   07:48:00  (  70.02,  59.36)    1.81                26
 06/23/2020   08:37:20   ( -69.03,-134.30) 06/23/2020   08:38:26  ( -69.08,-131.97)   92.88                66
 06/25/2020   23:14:38   ( -70.10,   7.75) 06/25/2020   23:14:09  ( -70.07,   7.75)    3.18                29
 06/26/2020   00:04:06   (  69.93, 175.16) 06/26/2020   00:04:53  (  69.95, 175.24)    3.34                47
 06/28/2020   14:41:37   (  70.28, -43.74) 06/28/2020   14:40:25  (  70.35, -44.23)   20.22                72
 06/28/2020   15:31:09   ( -70.06, 123.58) 06/28/2020   15:31:03  ( -70.05, 123.55)    1.79                 6
 06/28/2020   16:20:36   (  69.96, -68.93) 06/28/2020   16:21:47  (  69.94, -68.97)    2.49                71
 07/01/2020   06:58:10   (  70.13,  71.93) 07/01/2020   06:57:15  (  70.13,  71.89)    1.46                55
 07/01/2020   07:47:40   ( -70.03,-120.59) 07/01/2020   07:47:57  ( -70.04,-120.65)    2.60                17
 07/01/2020   08:37:20   (  69.20,  45.93) 07/01/2020   08:38:27  (  69.18,  47.91)   78.14                67
 07/03/2020   23:14:40   (  70.10,-172.25) 07/03/2020   23:14:07  (  70.07,-172.24)    2.78                33
 07/04/2020   00:04:10   ( -69.99,  -4.76) 07/04/2020   00:04:49  ( -69.98,  -4.78)    2.24                39