Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 5 31.  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   (  70.20,  84.41) 06/02/2018   06:06:58  (  70.22,  84.37)    2.56                44
 06/02/2018   06:57:12   ( -70.09,-108.12) 06/02/2018   06:57:39  ( -70.08,-108.11)    0.57                27
 06/04/2018   21:34:30   ( -71.04,  33.92) 06/04/2018   21:33:23  ( -71.07,  31.45)   88.94                67
 06/04/2018   22:24:11   (  70.17,-159.75) 06/04/2018   22:23:52  (  70.16,-159.77)    1.31                19
 06/04/2018   23:13:41   ( -70.06,   7.73) 06/04/2018   23:14:34  ( -70.08,   7.68)    2.96                53
 06/07/2018   13:51:12   ( -70.24, 148.60) 06/07/2018   13:50:01  ( -70.23, 148.60)    1.78                71
 06/07/2018   14:40:39   (  70.13, -43.91) 06/07/2018   14:40:45  (  70.11, -43.91)    2.91                 6
 06/07/2018   15:30:12   ( -69.86, 123.34) 06/07/2018   15:31:24  ( -69.86, 123.78)   16.61                72
 06/10/2018   06:07:41   ( -70.20, -95.56) 06/10/2018   06:06:56  ( -70.22, -95.63)    3.19                45
 06/10/2018   06:57:08   (  70.09,  71.92) 06/10/2018   06:57:40  (  70.11,  71.86)    2.66                32
 06/12/2018   21:34:29   (  70.86,-146.32) 06/12/2018   21:33:21  (  70.94,-148.33)   73.56                68
 06/12/2018   22:24:10   ( -70.16,  20.27) 06/12/2018   22:23:50  ( -70.17,  20.23)    1.53                20
 06/12/2018   23:13:37   (  70.05,-172.25) 06/12/2018   23:14:34  (  70.05,-172.28)    1.32                57