Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 6 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)
 06/04/2018   22:24:11   (  70.14,-159.80) 06/04/2018   22:23:51  (  70.15,-159.75)    2.37                20
 06/04/2018   23:13:40   ( -70.08,   7.76) 06/04/2018   23:14:33  ( -70.07,   7.69)    2.66                53
 06/07/2018   13:51:13   ( -70.21, 148.55) 06/07/2018   13:50:01  ( -70.22, 148.60)    2.40                72
 06/07/2018   14:40:40   (  70.10, -43.95) 06/07/2018   14:40:45  (  70.10, -43.90)    2.21                 5
 06/07/2018   15:30:12   ( -69.88, 123.37) 06/07/2018   15:31:24  ( -69.86, 123.78)   15.99                72
 06/10/2018   06:07:42   ( -70.18, -95.61) 06/10/2018   06:06:55  ( -70.17, -95.54)    2.50                47
 06/10/2018   06:57:09   (  70.06,  71.88) 06/10/2018   06:57:39  (  70.05,  71.96)    3.43                30
 06/12/2018   21:34:29   (  70.90,-146.27) 06/12/2018   21:33:21  (  70.94,-148.32)   74.76                68
 06/12/2018   22:24:11   ( -70.14,  20.23) 06/12/2018   22:23:49  ( -70.12,  20.31)    3.64                22
 06/12/2018   23:13:38   (  70.02,-172.29) 06/12/2018   23:14:34  (  70.05,-172.28)    3.19                56
 06/15/2018   13:51:09   (  70.19, -31.43) 06/15/2018   13:50:01  (  70.21, -31.37)    3.00                68
 06/15/2018   14:40:39   ( -70.09, 136.06) 06/15/2018   14:40:43  ( -70.12, 136.08)    3.47                 4
 06/15/2018   15:30:11   (  69.70, -56.85) 06/15/2018   15:31:21  (  69.69, -55.96)   34.35                70
 06/18/2018   06:07:37   (  70.20,  84.46) 06/18/2018   06:06:55  (  70.17,  84.47)    3.22                42
 06/18/2018   06:57:07   ( -70.10,-108.04) 06/18/2018   06:57:37  ( -70.08,-108.08)    2.74                30