Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 5 30.  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)
 05/30/2020   06:57:52   (  70.06,  71.84) 05/30/2020   06:57:24  (  70.09,  71.89)    3.31                28
 05/30/2020   07:47:21   ( -70.01,-120.60) 05/30/2020   07:48:06  ( -69.99,-120.65)    2.55                45
 06/01/2020   22:24:51   ( -70.37,  20.52) 06/01/2020   22:23:39  ( -70.43,  19.82)   26.94                72
 06/01/2020   23:14:22   (  70.04,-172.31) 06/01/2020   23:14:18  (  70.06,-172.29)    2.25                 4
 06/02/2020   00:03:52   ( -69.93,  -4.82) 06/02/2020   00:05:00  ( -69.96,  -4.83)    3.33                68
 06/04/2020   14:41:24   ( -70.13, 136.06) 06/04/2020   14:40:27  ( -70.14, 136.05)    1.45                57
 06/04/2020   15:30:51   (  70.01, -56.46) 06/04/2020   15:31:11  (  70.03, -56.47)    1.88                20
 06/04/2020   16:20:33   ( -69.25, 110.14) 06/04/2020   16:21:41  ( -69.30, 111.92)   70.44                68
 06/07/2020   06:57:54   ( -70.10,-108.09) 06/07/2020   06:57:21  ( -70.11,-108.13)    1.73                33
 06/07/2020   07:47:21   (  69.99,  59.39) 06/07/2020   07:48:05  (  70.01,  59.34)    2.66                44
 06/09/2020   22:24:50   (  70.40,-159.41) 06/09/2020   22:23:38  (  70.46,-160.20)   30.13                72
 06/09/2020   23:14:24   ( -70.08,   7.76) 06/09/2020   23:14:15  ( -70.09,   7.68)    3.07                 9
 06/10/2020   00:03:52   (  69.91, 175.16) 06/10/2020   00:04:58  (  69.93, 175.23)    3.44                66
 06/12/2020   14:41:25   (  70.10, -43.96) 06/12/2020   14:40:26  (  70.12, -43.91)    2.85                59
 06/12/2020   15:30:55   ( -70.01, 123.53) 06/12/2020   15:31:08  ( -70.02, 123.57)    2.04                13
 06/12/2020   16:20:33   (  69.28, -69.81) 06/12/2020   16:21:40  (  69.28, -68.04)   69.75                67