Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 7 11.  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)
 07/11/2020   22:25:02   (  70.93,-158.63) 07/11/2020   22:23:55  (  70.99,-161.07)   88.67                67
 07/11/2020   23:14:46   ( -70.05,   7.69) 07/11/2020   23:14:21  ( -70.07,   7.72)    1.91                25
 07/12/2020   00:04:13   (  69.95, 175.19) 07/12/2020   00:05:05  (  69.94, 175.23)    2.12                52
 07/14/2020   14:41:45   (  70.17, -43.90) 07/14/2020   14:40:35  (  70.16, -43.97)    2.97                70
 07/14/2020   15:31:16   ( -70.00, 123.50) 07/14/2020   15:31:16  ( -70.02, 123.56)    2.97                 0
 07/14/2020   16:20:46   (  69.73, -69.23) 07/14/2020   16:21:57  (  69.74, -68.71)   20.17                71
 07/17/2020   06:58:16   (  70.11,  71.90) 07/17/2020   06:57:31  (  70.12,  71.86)    1.58                45
 07/17/2020   07:47:46   ( -70.00,-120.62) 07/17/2020   07:48:12  ( -69.98,-120.61)    2.94                26
 07/19/2020   22:25:05   ( -70.98,  21.43) 07/19/2020   22:23:58  ( -70.98,  18.93)   90.79                67
 07/19/2020   23:14:47   (  70.05,-172.30) 07/19/2020   23:14:27  (  70.08,-172.31)    2.97                20
 07/20/2020   00:04:17   ( -69.95,  -4.82) 07/20/2020   00:05:08  ( -69.94,  -4.78)    1.76                51
 07/22/2020   14:41:50   ( -70.16, 136.08) 07/22/2020   14:40:39  ( -70.16, 136.02)    2.23                71
 07/22/2020   15:31:17   (  70.04, -56.43) 07/22/2020   15:31:23  (  70.04, -56.49)    2.19                 6
 07/22/2020   16:20:50   ( -69.78, 110.83) 07/22/2020   16:22:02  ( -69.79, 111.20)   14.55                72