Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2016 1 3.  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)
 01/04/2016   05:19:32   ( -70.36, -83.07) 01/04/2016   05:18:29  ( -70.33, -83.10)    3.38                63
 01/04/2016   06:09:00   (  70.21,  84.35) 01/04/2016   06:09:13  (  70.21,  84.40)    1.67                13
 01/04/2016   06:58:37   ( -69.71,-108.71) 01/04/2016   06:59:47  ( -69.71,-107.53)   45.77                70
 01/06/2016   21:36:01   ( -70.30,  32.73) 01/06/2016   21:35:21  ( -70.28,  32.76)    2.96                40
 01/06/2016   22:25:28   (  70.20,-159.78) 01/06/2016   22:26:06  (  70.21,-159.83)    2.36                38
 01/09/2016   13:02:51   (  70.83, -18.22) 01/09/2016   13:01:42  (  70.88, -19.76)   56.42                69
 01/09/2016   13:52:29   ( -70.29, 148.59) 01/09/2016   13:52:14  ( -70.28, 148.53)    2.54                15
 01/09/2016   14:41:56   (  70.18, -43.92) 01/09/2016   14:42:58  (  70.16, -43.97)    3.40                62
 01/12/2016   05:19:27   (  70.32,  96.89) 01/12/2016   05:18:23  (  70.31,  96.94)    2.09                64
 01/12/2016   06:08:57   ( -70.21, -95.64) 01/12/2016   06:09:05  ( -70.22, -95.61)    1.96                 8
 01/12/2016   06:58:32   (  69.66,  71.24) 01/12/2016   06:59:41  (  69.68,  72.51)   49.31                69
 01/14/2016   21:35:55   (  70.28,-147.28) 01/14/2016   21:35:15  (  70.26,-147.21)    3.25                40
 01/14/2016   22:25:25   ( -70.18,  20.20) 01/14/2016   22:25:57  ( -70.18,  20.24)    1.25                32