Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 10 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)
 10/05/2018   13:52:00   (  70.89, -30.47) 10/05/2018   13:50:52  (  70.95, -32.50)   73.91                68
 10/05/2018   14:41:41   ( -70.18, 136.10) 10/05/2018   14:41:21  ( -70.18, 136.05)    1.66                20
 10/05/2018   15:31:08   (  70.07, -56.40) 10/05/2018   15:32:05  (  70.06, -56.45)    2.71                57
 10/08/2018   06:08:42   (  70.25,  84.44) 10/08/2018   06:07:33  (  70.22,  84.44)    3.63                69
 10/08/2018   06:58:12   ( -70.14,-108.08) 10/08/2018   06:58:15  ( -70.13,-108.10)    1.80                 3
 10/08/2018   07:47:44   (  69.76,  59.03) 10/08/2018   07:48:55  (  69.80,  59.70)   26.07                71
 10/10/2018   22:25:12   (  70.20,-159.74) 10/10/2018   22:24:27  (  70.22,-159.80)    3.16                45
 10/10/2018   23:14:42   ( -70.10,   7.74) 10/10/2018   23:15:08  ( -70.08,   7.73)    2.18                26
 10/13/2018   14:41:43   (  70.16, -43.93) 10/13/2018   14:41:21  (  70.18, -43.97)    3.08                22
 10/13/2018   15:31:13   ( -70.06, 123.56) 10/13/2018   15:32:02  ( -70.04, 123.56)    2.11                49
 10/16/2018   06:08:45   ( -70.33, -95.45) 10/16/2018   06:07:33  ( -70.36, -95.79)   13.25                72
 10/16/2018   06:58:14   (  70.11,  71.88) 10/16/2018   06:58:14  (  70.09,  71.94)    3.03                 0
 10/16/2018   07:47:44   ( -70.01,-120.63) 10/16/2018   07:48:56  ( -70.00,-120.61)    1.62                72