Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 8 15.  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)
 08/15/2020   14:41:54   (  70.14, -43.93) 08/15/2020   14:40:51  (  70.12, -43.95)    2.33                63
 08/15/2020   15:31:24   ( -70.03, 123.55) 08/15/2020   15:31:33  ( -70.04, 123.50)    1.99                 9
 08/15/2020   16:20:59   (  69.49, -69.56) 08/15/2020   16:22:09  (  69.49, -68.38)   45.86                70
 08/18/2020   06:58:26   (  70.07,  71.85) 08/18/2020   06:57:47  (  70.10,  71.85)    3.61                39
 08/18/2020   07:47:56   ( -69.96,-120.67) 08/18/2020   07:48:28  ( -69.96,-120.61)    2.21                32
 08/20/2020   22:25:20   ( -70.73,  21.04) 08/20/2020   22:24:11  ( -70.82,  19.16)   69.71                69
 08/20/2020   23:14:57   (  70.07,-172.28) 08/20/2020   23:14:43  (  70.08,-172.35)    2.98                14
 08/21/2020   00:04:28   ( -69.91,  -4.86) 08/21/2020   00:05:24  ( -69.93,  -4.81)    2.93                56
 08/23/2020   14:42:02   ( -70.09, 135.99) 08/23/2020   14:40:53  ( -70.12, 136.05)    3.58                69
 08/23/2020   15:31:28   (  70.03, -56.45) 08/23/2020   15:31:37  (  70.01, -56.47)    2.86                 9
 08/23/2020   16:21:03   ( -69.66, 110.66) 08/23/2020   16:22:14  ( -69.65, 111.39)   28.02                71
 08/26/2020   06:58:34   ( -70.08,-108.16) 08/26/2020   06:57:49  ( -70.10,-108.14)    1.67                45
 08/26/2020   07:48:01   (  69.96,  59.32) 08/26/2020   07:48:33  (  69.99,  59.33)    3.14                32
 08/28/2020   22:25:24   (  70.83,-158.81) 08/28/2020   22:24:16  (  70.86,-160.92)   77.16                68
 08/28/2020   23:15:06   ( -70.09,   7.72) 08/28/2020   23:14:45  ( -70.07,   7.66)    2.67                21
 08/29/2020   00:04:33   (  69.97, 175.19) 08/29/2020   00:05:29  (  69.97, 175.12)    2.94                56