Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2017 7 8.  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)
 07/09/2017   06:58:11   (  70.11,  71.91) 07/09/2017   06:57:29  (  70.11,  71.93)    0.80                42
 07/09/2017   07:47:41   ( -70.00,-120.62) 07/09/2017   07:48:10  ( -69.98,-120.55)    3.51                29
 07/11/2017   22:25:01   ( -70.89,  21.30) 07/11/2017   22:23:53  ( -70.93,  19.08)   80.97                68
 07/11/2017   23:14:41   (  70.08,-172.26) 07/11/2017   23:14:23  (  70.08,-172.25)    0.83                18
 07/12/2017   00:04:11   ( -69.97,  -4.78) 07/12/2017   00:05:04  ( -69.94,  -4.72)    3.36                53
 07/14/2017   14:41:44   ( -70.15, 136.08) 07/14/2017   14:40:33  ( -70.17, 136.08)    2.52                71
 07/14/2017   15:31:11   (  70.04, -56.43) 07/14/2017   15:31:17  (  70.06, -56.44)    2.02                 6
 07/14/2017   16:20:44   ( -69.77, 110.82) 07/14/2017   16:21:56  ( -69.81, 111.26)   17.27                72
 07/17/2017   06:58:13   ( -70.11,-108.09) 07/17/2017   06:57:26  ( -70.14,-108.10)    3.29                47
 07/17/2017   07:47:40   (  70.00,  59.40) 07/17/2017   07:48:09  (  69.98,  59.46)    3.10                29
 07/19/2017   22:25:00   (  70.88,-158.69) 07/19/2017   22:23:52  (  70.95,-160.94)   82.11                68
 07/19/2017   23:14:43   ( -70.07,   7.73) 07/19/2017   23:14:19  ( -70.06,   7.80)    2.85                24
 07/20/2017   00:04:10   (  69.96, 175.22) 07/20/2017   00:05:03  (  69.96, 175.27)    1.87                53
 07/22/2017   14:41:43   (  70.12, -43.94) 07/22/2017   14:40:31  (  70.14, -43.86)    3.43                72
 07/22/2017   15:31:13   ( -70.03, 123.56) 07/22/2017   15:31:13  ( -70.03, 123.62)    2.52                 0
 07/22/2017   16:20:42   (  69.80, -69.12) 07/22/2017   16:21:54  (  69.78, -68.69)   16.69                72