Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 10 23.  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)
 10/24/2018   06:08:45   (  70.34,  84.55) 10/24/2018   06:07:33  (  70.41,  84.11)   18.19                72
 10/24/2018   06:58:17   ( -70.12,-108.13) 10/24/2018   06:58:11  ( -70.12,-108.12)    0.25                 6
 10/24/2018   07:47:44   (  70.02,  59.37) 10/24/2018   07:48:55  (  69.99,  59.38)    2.70                71
 10/26/2018   22:25:18   (  70.17,-159.82) 10/26/2018   22:24:23  (  70.17,-159.74)    2.88                55
 10/26/2018   23:14:48   ( -70.06,   7.66) 10/26/2018   23:15:05  ( -70.09,   7.70)    3.27                17
 10/27/2018   00:04:28   (  69.23, 174.18) 10/27/2018   00:05:35  (  69.22, 176.27)   82.70                67
 10/29/2018   14:41:48   (  70.15, -43.96) 10/29/2018   14:41:17  (  70.14, -43.93)    2.34                31
 10/29/2018   15:31:18   ( -70.05, 123.53) 10/29/2018   15:31:59  ( -70.05, 123.51)    0.68                41
 11/01/2018   06:08:46   ( -70.53, -95.18) 11/01/2018   06:07:34  ( -70.59, -96.19)   38.17                72
 11/01/2018   06:58:19   (  70.09,  71.82) 11/01/2018   06:58:11  (  70.11,  71.88)    3.27                 8
 11/01/2018   07:47:48   ( -70.04,-120.61) 11/01/2018   07:48:53  ( -70.02,-120.67)    3.00                65
 11/03/2018   22:25:21   ( -70.18,  20.20) 11/03/2018   22:24:20  ( -70.20,  20.20)    1.57                61
 11/03/2018   23:14:48   (  70.07,-172.32) 11/03/2018   23:15:04  (  70.08,-172.31)    1.33                16
 11/04/2018   00:04:27   ( -69.48,  -5.51) 11/04/2018   00:05:36  ( -69.47,  -4.08)   55.60                69