Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2017 6 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)
 06/09/2017   22:25:02   ( -70.40,  20.55) 06/09/2017   22:23:50  ( -70.48,  19.77)   30.37                72
 06/09/2017   23:14:33   (  70.09,-172.26) 06/09/2017   23:14:29  (  70.09,-172.30)    1.70                 4
 06/10/2017   00:04:03   ( -69.97,  -4.79) 06/10/2017   00:05:10  ( -69.96,  -4.79)    1.30                67
 06/12/2017   14:41:36   ( -70.14, 136.05) 06/12/2017   14:40:38  ( -70.16, 136.04)    2.44                58
 06/12/2017   15:31:03   (  70.04, -56.45) 06/12/2017   15:31:22  (  70.03, -56.45)    0.80                19
 06/12/2017   16:20:44   ( -69.33, 110.21) 06/12/2017   16:21:52  ( -69.33, 111.91)   66.88                68
 06/15/2017   06:58:07   ( -70.10,-108.13) 06/15/2017   06:57:32  ( -70.11,-108.10)    1.97                35
 06/15/2017   07:47:34   (  69.99,  59.36) 06/15/2017   07:48:16  (  69.99,  59.40)    1.43                42
 06/17/2017   22:25:02   (  70.48,-159.33) 06/17/2017   22:23:51  (  70.51,-160.28)   35.46                71
 06/17/2017   23:14:38   ( -70.05,   7.68) 06/17/2017   23:14:26  ( -70.06,   7.75)    3.09                12
 06/18/2017   00:04:05   (  69.94, 175.17) 06/18/2017   00:05:10  (  69.94, 175.24)    2.82                65
 06/20/2017   14:41:38   (  70.15, -43.93) 06/20/2017   14:40:39  (  70.15, -43.93)    0.21                59
 06/20/2017   15:31:08   ( -70.05, 123.56) 06/20/2017   15:31:21  ( -70.06, 123.52)    2.32                13
 06/20/2017   16:20:46   (  69.33, -69.78) 06/20/2017   16:21:54  (  69.36, -68.14)   64.62                68