Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2017 9 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)
 09/05/2017   22:25:31   (  70.16,-159.80) 09/05/2017   22:24:18  (  70.17,-159.81)    1.23                73
 09/05/2017   23:15:01   ( -70.05,   7.67) 09/05/2017   23:14:59  ( -70.03,   7.73)    3.34                 2
 09/06/2017   00:04:30   (  69.84, 175.02) 09/06/2017   00:05:42  (  69.86, 175.29)   10.69                72
 09/08/2017   14:42:01   (  70.12, -43.98) 09/08/2017   14:41:14  (  70.11, -43.96)    1.08                47
 09/08/2017   15:31:31   ( -70.01, 123.50) 09/08/2017   15:31:56  ( -70.02, 123.51)    1.37                25
 09/11/2017   06:08:49   ( -70.99, -94.44) 09/11/2017   06:07:42  ( -71.00, -96.93)   90.44                67
 09/11/2017   06:58:31   (  70.07,  71.83) 09/11/2017   06:58:10  (  70.06,  71.90)    2.86                21
 09/11/2017   07:48:01   ( -69.96,-120.69) 09/11/2017   07:48:52  ( -69.96,-120.64)    1.92                51
 09/13/2017   22:25:32   ( -70.18,  20.22) 09/13/2017   22:24:22  ( -70.16,  20.19)    1.87                70
 09/13/2017   23:14:59   (  70.07,-172.29) 09/13/2017   23:15:06  (  70.05,-172.33)    2.04                 7
 09/14/2017   00:04:32   ( -69.80,  -5.03) 09/14/2017   00:05:44  ( -69.75,  -4.55)   19.37                72
 09/16/2017   14:42:02   ( -70.12, 136.02) 09/16/2017   14:41:18  ( -70.11, 136.04)    1.16                44
 09/16/2017   15:31:29   (  70.01, -56.49) 09/16/2017   15:32:02  (  70.00, -56.49)    0.54                33