Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 5 22.  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)
 05/25/2018   06:07:49   ( -70.24, -95.70) 05/25/2018   06:06:57  ( -70.23, -95.65)    2.34                52
 05/25/2018   06:57:16   (  70.13,  71.80) 05/25/2018   06:57:41  (  70.11,  71.84)    3.24                25
 05/25/2018   07:47:01   ( -69.19,-121.85) 05/25/2018   07:48:07  ( -69.17,-119.47)   94.01                66
 05/27/2018   21:34:33   (  71.05,-146.23) 05/27/2018   21:33:26  (  71.14,-148.69)   89.25                67
 05/27/2018   22:24:16   ( -70.23,  20.17) 05/27/2018   22:23:52  ( -70.22,  20.14)    1.79                24
 05/27/2018   23:13:43   (  70.12,-172.34) 05/27/2018   23:14:36  (  70.10,-172.37)    2.71                53
 05/30/2018   13:51:13   (  70.27, -31.52) 05/30/2018   13:50:04  (  70.30, -31.53)    3.22                69
 05/30/2018   14:40:43   ( -70.16, 135.96) 05/30/2018   14:40:45  ( -70.16, 136.01)    2.21                 2
 05/30/2018   15:30:14   (  69.83, -56.87) 05/30/2018   15:31:25  (  69.83, -56.19)   26.02                71
 06/02/2018   06:07:40   (  70.25,  84.33) 06/02/2018   06:06:58  (  70.24,  84.33)    0.97                42
 06/02/2018   06:57:10   ( -70.15,-108.19) 06/02/2018   06:57:40  ( -70.15,-108.21)    0.92                30
 06/04/2018   21:34:30   ( -70.89,  33.52) 06/04/2018   21:33:21  ( -70.98,  31.60)   70.27                69
 06/04/2018   22:24:07   (  70.23,-159.82) 06/04/2018   22:23:53  (  70.24,-159.89)    3.09                14
 06/04/2018   23:13:38   ( -70.07,   7.59) 06/04/2018   23:14:34  ( -70.10,   7.65)    3.38                56