Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 10 25.  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)
 10/26/2018   22:25:18   (  70.19,-159.79) 10/26/2018   22:24:24  (  70.20,-159.80)    2.00                54
 10/26/2018   23:14:48   ( -70.07,   7.68) 10/26/2018   23:15:05  ( -70.07,   7.71)    1.20                17
 10/27/2018   00:04:29   (  69.20, 174.13) 10/27/2018   00:05:35  (  69.20, 176.30)   85.38                66
 10/29/2018   14:41:48   (  70.17, -43.93) 10/29/2018   14:41:18  (  70.17, -43.99)    2.39                30
 10/29/2018   15:31:18   ( -70.07, 123.55) 10/29/2018   15:31:59  ( -70.04, 123.53)    2.63                41
 11/01/2018   06:08:45   ( -70.54, -95.16) 11/01/2018   06:07:34  ( -70.64, -96.26)   42.23                71
 11/01/2018   06:58:18   (  70.11,  71.85) 11/01/2018   06:58:10  (  70.10,  71.90)    2.06                 8
 11/01/2018   07:47:48   ( -70.00,-120.66) 11/01/2018   07:48:52  ( -70.01,-120.66)    1.56                64
 11/03/2018   22:25:21   ( -70.20,  20.22) 11/03/2018   22:24:20  ( -70.19,  20.21)    1.06                61
 11/03/2018   23:14:48   (  70.09,-172.29) 11/03/2018   23:15:04  (  70.07,-172.30)    2.11                16
 11/04/2018   00:04:27   ( -69.49,  -5.48) 11/04/2018   00:05:36  ( -69.46,  -4.07)   55.11                69
 11/06/2018   14:41:51   ( -70.19, 136.08) 11/06/2018   14:41:14  ( -70.17, 136.01)    3.04                37
 11/06/2018   15:31:18   (  70.07, -56.44) 11/06/2018   15:31:58  (  70.05, -56.50)    3.40                40