Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 5 8.  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)
 05/09/2018   06:08:01   ( -70.25, -95.68) 05/09/2018   06:06:57  ( -70.24, -95.68)    0.97                64
 05/09/2018   06:57:28   (  70.15,  71.83) 05/09/2018   06:57:41  (  70.13,  71.80)    2.25                13
 05/09/2018   07:47:05   ( -69.65,-121.24) 05/09/2018   07:48:15  ( -69.62,-120.11)   44.02                70
 05/11/2018   22:24:28   ( -70.22,  20.15) 05/11/2018   22:23:51  ( -70.22,  20.13)    0.78                37
 05/11/2018   23:13:55   (  70.11,-172.35) 05/11/2018   23:14:35  (  70.11,-172.39)    1.57                40
 05/14/2018   13:51:21   (  70.56, -31.10) 05/14/2018   13:50:10  (  70.61, -32.04)   35.17                71
 05/14/2018   14:40:56   ( -70.18, 135.97) 05/14/2018   14:40:46  ( -70.20, 135.94)    2.53                10
 05/14/2018   15:30:23   (  70.07, -56.53) 05/14/2018   15:31:30  (  70.09, -56.59)    3.16                67
 05/17/2018   06:07:54   (  70.24,  84.31) 05/17/2018   06:06:58  (  70.23,  84.35)    2.11                56
 05/17/2018   06:57:24   ( -70.13,-108.21) 05/17/2018   06:57:40  ( -70.12,-108.18)    1.48                16
 05/17/2018   07:47:04   (  69.30,  58.30) 05/17/2018   07:48:11  (  69.33,  60.30)   78.62                67
 05/19/2018   22:24:22   (  70.19,-159.88) 05/19/2018   22:23:53  (  70.21,-159.86)    2.42                29
 05/19/2018   23:13:52   ( -70.09,   7.61) 05/19/2018   23:14:35  ( -70.11,   7.62)    2.41                43