Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 10 27.  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)
 10/29/2018   14:41:48   (  70.13, -43.99) 10/29/2018   14:41:17  (  70.16, -43.96)    3.34                31
 10/29/2018   15:31:18   ( -70.02, 123.48) 10/29/2018   15:31:58  ( -70.03, 123.55)    2.98                40
 11/01/2018   06:08:45   ( -70.54, -95.16) 11/01/2018   06:07:34  ( -70.62, -96.24)   40.87                71
 11/01/2018   06:58:18   (  70.11,  71.86) 11/01/2018   06:58:11  (  70.13,  71.84)    2.49                 7
 11/01/2018   07:47:48   ( -70.00,-120.66) 11/01/2018   07:48:52  ( -70.00,-120.64)    1.14                64
 11/03/2018   22:25:21   ( -70.19,  20.21) 11/03/2018   22:24:20  ( -70.18,  20.24)    2.06                61
 11/03/2018   23:14:48   (  70.09,-172.30) 11/03/2018   23:15:05  (  70.11,-172.35)    3.21                17
 11/04/2018   00:04:27   ( -69.48,  -5.50) 11/04/2018   00:05:36  ( -69.44,  -4.05)   56.60                69
 11/06/2018   14:41:51   ( -70.17, 136.05) 11/06/2018   14:41:14  ( -70.15, 136.04)    1.71                37
 11/06/2018   15:31:18   (  70.06, -56.46) 11/06/2018   15:31:58  (  70.03, -56.47)    2.76                40
 11/09/2018   06:08:44   (  70.57,  84.89) 11/09/2018   06:07:33  (  70.64,  83.72)   43.95                71
 11/09/2018   06:58:20   ( -70.14,-108.11) 11/09/2018   06:58:07  ( -70.13,-108.16)    1.90                13
 11/09/2018   07:47:47   (  70.03,  59.38) 11/09/2018   07:48:51  (  70.01,  59.33)    2.35                64