Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 9 4.  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)
 09/06/2018   06:08:30   (  70.22,  84.42) 09/06/2018   06:07:24  (  70.22,  84.36)    2.28                66
 09/06/2018   06:58:00   ( -70.10,-108.11) 09/06/2018   06:58:06  ( -70.12,-108.17)    2.91                 6
 09/06/2018   07:47:33   (  69.67,  58.93) 09/06/2018   07:48:43  (  69.64,  59.86)   36.01                70
 09/08/2018   22:25:00   (  70.15,-159.79) 09/08/2018   22:24:18  (  70.13,-159.74)    2.89                42
 09/08/2018   23:14:30   ( -70.04,   7.69) 09/08/2018   23:15:00  ( -70.03,   7.74)    2.31                30
 09/11/2018   13:51:52   ( -70.85, 149.48) 09/11/2018   13:50:43  ( -70.88, 147.52)   71.76                69
 09/11/2018   14:41:30   (  70.14, -43.92) 09/11/2018   14:41:15  (  70.16, -44.00)    3.29                15
 09/11/2018   15:31:01   ( -69.98, 123.48) 09/11/2018   15:31:56  ( -70.00, 123.56)    3.26                55
 09/14/2018   06:08:34   ( -70.19, -95.63) 09/14/2018   06:07:26  ( -70.17, -95.57)    2.51                68
 09/14/2018   06:58:01   (  70.07,  71.86) 09/14/2018   06:58:10  (  70.07,  71.89)    1.26                 9
 09/14/2018   07:47:36   ( -69.70,-121.03) 09/14/2018   07:48:47  ( -69.70,-120.23)   30.82                71
 09/16/2018   22:25:04   ( -70.17,  20.24) 09/16/2018   22:24:22  ( -70.14,  20.24)    3.20                42
 09/16/2018   23:14:31   (  70.06,-172.28) 09/16/2018   23:15:06  (  70.05,-172.30)    1.49                35