Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 6 1.  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)
 06/02/2018   06:07:42   (  70.21,  84.42) 06/02/2018   06:06:58  (  70.22,  84.37)    2.16                44
 06/02/2018   06:57:12   ( -70.10,-108.11) 06/02/2018   06:57:39  ( -70.08,-108.10)    1.31                27
 06/04/2018   21:34:30   ( -71.05,  33.93) 06/04/2018   21:33:23  ( -71.07,  31.46)   89.34                67
 06/04/2018   22:24:11   (  70.18,-159.73) 06/04/2018   22:23:52  (  70.16,-159.77)    2.52                19
 06/04/2018   23:13:41   ( -70.07,   7.75) 06/04/2018   23:14:34  ( -70.08,   7.68)    2.70                53
 06/07/2018   13:51:13   ( -70.20, 148.54) 06/07/2018   13:50:01  ( -70.23, 148.60)    3.42                72
 06/07/2018   14:40:40   (  70.09, -43.97) 06/07/2018   14:40:45  (  70.10, -43.91)    2.86                 5
 06/07/2018   15:30:12   ( -69.88, 123.36) 06/07/2018   15:31:24  ( -69.86, 123.78)   16.04                72
 06/10/2018   06:07:42   ( -70.17, -95.62) 06/10/2018   06:06:55  ( -70.17, -95.54)    2.92                47
 06/10/2018   06:57:08   (  70.11,  71.94) 06/10/2018   06:57:40  (  70.10,  71.87)    2.82                32
 06/12/2018   21:34:29   (  70.88,-146.30) 06/12/2018   21:33:21  (  70.94,-148.33)   74.15                68
 06/12/2018   22:24:10   ( -70.18,  20.29) 06/12/2018   22:23:50  ( -70.17,  20.23)    2.50                20
 06/12/2018   23:13:37   (  70.06,-172.23) 06/12/2018   23:14:34  (  70.05,-172.28)    2.15                57
 06/15/2018   13:51:09   (  70.23, -31.38) 06/15/2018   13:50:02  (  70.21, -31.37)    2.60                67
 06/15/2018   14:40:39   ( -70.13, 136.11) 06/15/2018   14:40:44  ( -70.12, 136.09)    2.15                 5
 06/15/2018   15:30:12   (  69.68, -56.87) 06/15/2018   15:31:22  (  69.68, -55.95)   35.45                70