Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 1 28.  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)
 01/30/2018   14:41:47   (  70.16, -43.97) 01/30/2018   14:40:47  (  70.14, -43.97)    2.48                60
 01/30/2018   15:31:17   ( -70.04, 123.49) 01/30/2018   15:31:29  ( -70.06, 123.47)    1.93                12
 01/30/2018   16:20:54   (  69.39, -69.76) 01/30/2018   16:22:03  (  69.40, -68.25)   58.85                69
 02/02/2018   06:58:15   (  70.11,  71.85) 02/02/2018   06:57:40  (  70.12,  71.84)    0.92                35
 02/02/2018   07:47:45   ( -70.00,-120.68) 02/02/2018   07:48:21  ( -69.99,-120.64)    2.02                36
 02/04/2018   22:25:08   ( -70.61,  20.81) 02/04/2018   22:23:57  ( -70.64,  19.48)   49.28                71
 02/04/2018   23:14:43   (  70.06,-172.34) 02/04/2018   23:14:32  (  70.05,-172.28)    2.40                11
 02/05/2018   00:04:13   ( -69.95,  -4.86) 02/05/2018   00:05:14  ( -69.97,  -4.84)    2.10                61
 02/07/2018   14:41:43   ( -70.17, 136.06) 02/07/2018   14:40:41  ( -70.16, 136.02)    2.14                62
 02/07/2018   15:31:10   (  70.06, -56.46) 02/07/2018   15:31:25  (  70.04, -56.49)    2.75                15
 02/07/2018   16:20:49   ( -69.46, 110.35) 02/07/2018   16:21:58  ( -69.48, 111.66)   51.15                69
 02/10/2018   06:58:10   ( -70.12,-108.14) 02/10/2018   06:57:32  ( -70.09,-108.10)    3.26                38
 02/10/2018   07:47:37   (  70.00,  59.34) 02/10/2018   07:48:17  (  70.03,  59.31)    3.19                40