Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2017 11 13.  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)
 11/14/2017   06:08:57   ( -70.97, -94.52) 11/14/2017   06:07:50  ( -71.03, -96.99)   89.94                67
 11/14/2017   06:58:38   (  70.11,  71.84) 11/14/2017   06:58:19  (  70.13,  71.77)    3.56                19
 11/14/2017   07:48:08   ( -69.99,-120.69) 11/14/2017   07:49:00  ( -69.99,-120.70)    0.82                52
 11/16/2017   22:25:40   ( -70.17,  20.17) 11/16/2017   22:24:28  ( -70.16,  20.18)    1.48                72
 11/16/2017   23:15:07   (  70.07,-172.34) 11/16/2017   23:15:12  (  70.04,-172.34)    2.42                 5
 11/17/2017   00:04:39   ( -69.84,  -5.01) 11/17/2017   00:05:52  ( -69.85,  -4.72)   11.03                73
 11/19/2017   14:42:09   ( -70.13, 135.99) 11/19/2017   14:41:22  ( -70.13, 136.00)    0.32                47
 11/19/2017   15:31:36   (  70.02, -56.52) 11/19/2017   15:32:06  (  70.02, -56.53)    0.40                30
 11/22/2017   06:08:56   (  70.84,  85.30) 11/22/2017   06:07:48  (  70.93,  83.16)   78.69                68
 11/22/2017   06:58:38   ( -70.08,-108.19) 11/22/2017   06:58:16  ( -70.10,-108.19)    2.02                22
 11/22/2017   07:48:05   (  69.97,  59.29) 11/22/2017   07:49:00  (  69.99,  59.28)    2.86                55
 11/24/2017   22:25:35   (  70.18,-159.79) 11/24/2017   22:24:27  (  70.18,-159.86)    2.54                68
 11/24/2017   23:15:05   ( -70.08,   7.69) 11/24/2017   23:15:09  ( -70.07,   7.62)    3.01                 4
 11/25/2017   00:04:37   (  69.69, 174.79) 11/25/2017   00:05:48  (  69.71, 175.47)   26.35                71