Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2016 3 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)
 03/24/2016   06:08:38   (  70.28,  84.42) 03/24/2016   06:07:55  (  70.31,  84.38)    3.08                43
 03/24/2016   06:58:08   ( -70.16,-108.12) 03/24/2016   06:58:36  ( -70.16,-108.06)    2.39                28
 03/26/2016   21:35:25   ( -71.10,  33.89) 03/26/2016   21:34:18  ( -71.16,  31.46)   87.80                67
 03/26/2016   22:25:06   (  70.24,-159.77) 03/26/2016   22:24:46  (  70.23,-159.71)    2.50                20
 03/26/2016   23:14:36   ( -70.12,   7.70) 03/26/2016   23:15:28  ( -70.12,   7.77)    2.33                52
 03/29/2016   13:52:06   ( -70.35, 148.63) 03/29/2016   13:50:55  ( -70.35, 148.57)    2.25                71
 03/29/2016   14:41:34   (  70.19, -43.96) 03/29/2016   14:41:38  (  70.20, -43.89)    2.74                 4
 03/29/2016   15:31:06   ( -69.97, 123.36) 03/29/2016   15:32:18  ( -69.99, 123.75)   14.89                72
 04/01/2016   06:08:33   ( -70.29, -95.57) 04/01/2016   06:07:46  ( -70.32, -95.61)    2.88                47
 04/01/2016   06:58:00   (  70.18,  71.92) 04/01/2016   06:58:29  (  70.17,  71.93)    1.34                29
 04/03/2016   21:35:17   (  71.10,-146.09) 04/03/2016   21:34:10  (  71.14,-148.48)   86.19                67
 04/03/2016   22:25:01   ( -70.23,  20.23) 04/03/2016   22:24:37  ( -70.24,  20.30)    2.73                24
 04/03/2016   23:14:27   (  70.17,-172.21) 04/03/2016   23:15:21  (  70.15,-172.26)    3.33                54