Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 4 9.  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)
 04/10/2019   06:57:52   (  70.17,  71.89) 04/10/2019   06:57:20  (  70.17,  71.81)    2.70                32
 04/10/2019   07:47:22   ( -70.06,-120.64) 04/10/2019   07:48:01  ( -70.03,-120.65)    3.16                39
 04/12/2019   22:24:47   ( -70.61,  20.77) 04/12/2019   22:23:36  ( -70.64,  19.54)   45.56                71
 04/12/2019   23:14:21   (  70.12,-172.30) 04/12/2019   23:14:12  (  70.11,-172.32)    1.26                 9
 04/13/2019   00:03:51   ( -70.01,  -4.82) 04/13/2019   00:04:54  ( -70.02,  -4.86)    1.68                63
 04/15/2019   14:41:22   ( -70.18, 136.02) 04/15/2019   14:40:19  ( -70.17, 136.07)    2.84                63
 04/15/2019   15:30:49   (  70.07, -56.50) 04/15/2019   15:31:03  (  70.06, -56.46)    2.13                14
 04/15/2019   16:20:27   ( -69.53, 110.39) 04/15/2019   16:21:37  ( -69.54, 111.63)   48.48                70
 04/18/2019   06:57:50   ( -70.19,-108.10) 04/18/2019   06:57:12  ( -70.16,-108.14)    3.22                38
 04/18/2019   07:47:17   (  70.07,  59.38) 04/18/2019   07:47:56  (  70.06,  59.32)    2.68                39
 04/20/2019   22:24:41   (  70.67,-159.14) 04/20/2019   22:23:31  (  70.69,-160.51)   50.58                70
 04/20/2019   23:14:19   ( -70.13,   7.70) 04/20/2019   23:14:04  ( -70.11,   7.72)    2.48                15
 04/21/2019   00:03:46   (  70.02, 175.18) 04/21/2019   00:04:48  (  70.01, 175.18)    0.34                62