Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 7 26.  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)
 07/27/2020   22:25:09   (  70.79,-158.85) 07/27/2020   22:24:01  (  70.85,-160.87)   74.02                68
 07/27/2020   23:14:50   ( -70.07,   7.73) 07/27/2020   23:14:30  ( -70.09,   7.67)    2.59                20
 07/28/2020   00:04:17   (  69.97, 175.23) 07/28/2020   00:05:14  (  69.96, 175.17)    2.57                57
 07/30/2020   14:41:51   (  70.12, -43.96) 07/30/2020   14:40:44  (  70.14, -43.96)    2.12                67
 07/30/2020   15:31:21   ( -70.01, 123.51) 07/30/2020   15:31:25  ( -70.00, 123.57)    2.42                 4
 07/30/2020   16:20:53   (  69.63, -69.37) 07/30/2020   16:22:04  (  69.61, -68.54)   32.16                71
 08/02/2020   06:58:21   (  70.10,  71.89) 08/02/2020   06:57:40  (  70.11,  71.86)    1.54                41
 08/02/2020   07:47:50   ( -69.99,-120.62) 08/02/2020   07:48:20  ( -69.96,-120.61)    3.26                30
 08/04/2020   22:25:12   ( -70.79,  21.15) 08/04/2020   22:24:03  ( -70.82,  19.18)   72.38                69
 08/04/2020   23:14:50   (  70.08,-172.25) 08/04/2020   23:14:35  (  70.08,-172.33)    2.98                15
 08/05/2020   00:04:21   ( -69.92,  -4.84) 08/05/2020   00:05:16  ( -69.93,  -4.80)    2.16                55
 08/07/2020   14:41:54   ( -70.12, 136.04) 08/07/2020   14:40:46  ( -70.11, 136.08)    1.54                68
 08/07/2020   15:31:21   (  70.00, -56.48) 08/07/2020   15:31:30  (  70.00, -56.45)    1.39                 9
 08/07/2020   16:20:56   ( -69.63, 110.63) 08/07/2020   16:22:07  ( -69.64, 111.41)   29.98                71