Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2017 8 7.  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)
 08/07/2017   14:41:54   (  70.13, -43.96) 08/07/2017   14:40:49  (  70.15, -43.93)    2.07                65
 08/07/2017   15:31:24   ( -70.02, 123.52) 08/07/2017   15:31:31  ( -70.05, 123.54)    3.19                 7
 08/07/2017   16:20:58   (  69.53, -69.52) 08/07/2017   16:22:08  (  69.57, -68.44)   42.14                70
 08/10/2017   06:58:24   (  70.13,  71.92) 08/10/2017   06:57:46  (  70.12,  71.88)    2.05                38
 08/10/2017   07:47:54   ( -70.02,-120.60) 08/10/2017   07:48:28  ( -70.02,-120.65)    2.02                34
 08/12/2017   22:25:19   ( -70.67,  20.95) 08/12/2017   22:24:09  ( -70.72,  19.38)   57.90                70
 08/12/2017   23:14:55   (  70.07,-172.29) 08/12/2017   23:14:43  (  70.09,-172.32)    2.69                12
 08/13/2017   00:04:25   ( -69.97,  -4.80) 08/13/2017   00:05:25  ( -69.99,  -4.84)    2.62                60
 08/15/2017   14:41:57   ( -70.17, 136.09) 08/15/2017   14:40:55  ( -70.17, 136.02)    2.86                62
 08/15/2017   15:31:25   (  70.01, -56.50) 08/15/2017   15:31:38  (  70.01, -56.44)    2.60                13
 08/15/2017   16:21:02   ( -69.52, 110.46) 08/15/2017   16:22:12  ( -69.48, 111.67)   47.10                70
 08/18/2017   06:58:28   ( -70.11,-108.12) 08/18/2017   06:57:51  ( -70.09,-108.09)    2.66                37
 08/18/2017   07:47:55   (  69.99,  59.36) 08/18/2017   07:48:35  (  69.99,  59.36)    0.33                40
 08/20/2017   22:25:23   (  70.46,-159.36) 08/20/2017   22:24:12  (  70.49,-160.28)   34.36                71
 08/20/2017   23:14:59   ( -70.04,   7.66) 08/20/2017   23:14:48  ( -70.06,   7.71)    3.25                11
 08/21/2017   00:04:25   (  69.97, 175.21) 08/21/2017   00:05:32  (  69.97, 175.16)    2.10                67