Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2016 11 16.  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)
 11/16/2016   14:42:15   ( -70.13, 135.99) 11/16/2016   14:41:31  ( -70.14, 135.98)    1.20                44
 11/16/2016   15:31:42   (  70.04, -56.50) 11/16/2016   15:32:15  (  70.03, -56.54)    1.48                33
 11/19/2016   06:09:04   (  70.81,  85.24) 11/19/2016   06:07:56  (  70.87,  83.28)   71.81                68
 11/19/2016   06:58:45   ( -70.10,-108.18) 11/19/2016   06:58:25  ( -70.08,-108.15)    1.98                20
 11/19/2016   07:48:12   (  69.99,  59.32) 11/19/2016   07:49:09  (  69.98,  59.32)    2.06                57
 11/21/2016   22:25:45   (  70.16,-159.84) 11/21/2016   22:24:38  (  70.18,-159.85)    2.00                67
 11/21/2016   23:15:15   ( -70.05,   7.63) 11/21/2016   23:15:20  ( -70.07,   7.62)    2.52                 5
 11/22/2016   00:04:47   (  69.67, 174.75) 11/22/2016   00:05:58  (  69.65, 175.56)   31.40                71
 11/24/2016   14:42:15   (  70.11, -44.04) 11/24/2016   14:41:32  (  70.13, -44.01)    2.67                43
 11/24/2016   15:31:45   ( -70.00, 123.44) 11/24/2016   15:32:14  ( -70.02, 123.48)    2.42                29
 11/27/2016   06:09:04   ( -70.86, -94.68) 11/27/2016   06:07:56  ( -70.95, -96.87)   80.24                68
 11/27/2016   06:58:43   (  70.10,  71.83) 11/27/2016   06:58:25  (  70.08,  71.84)    2.54                18
 11/27/2016   07:48:13   ( -69.99,-120.69) 11/27/2016   07:49:08  ( -70.02,-120.75)    3.44                55
 11/29/2016   22:25:46   ( -70.14,  20.13) 11/29/2016   22:24:36  ( -70.17,  20.15)    3.10                70
 11/29/2016   23:15:13   (  70.03,-172.39) 11/29/2016   23:15:19  (  70.03,-172.32)    2.65                 6
 11/30/2016   00:04:46   ( -69.76,  -5.13) 11/30/2016   00:05:58  ( -69.75,  -4.59)   20.59                72