Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2017 4 7.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 04/07/2017   22:16:56   (  75.93,-146.44) 04/07/2017   22:17:23  (  75.96,-146.45)    3.65                27
 04/10/2017   03:01:11   (  76.00, 142.69) 04/10/2017   03:00:14  (  75.99, 142.81)    3.28                57
 04/10/2017   03:50:38   ( -75.97, -49.76) 04/10/2017   03:51:10  ( -75.95, -49.80)    2.29                32
 04/12/2017   08:34:53   ( -76.04,-120.63) 04/12/2017   08:34:02  ( -76.00,-120.63)    4.02                51
 04/12/2017   09:24:20   (  75.97,  46.80) 04/12/2017   09:25:04  (  75.95,  46.81)    2.31                44
 04/14/2017   14:08:35   (  76.03, -24.09) 04/14/2017   14:07:56  (  76.03, -24.13)    1.04                39
 04/14/2017   14:58:04   ( -75.96, 143.33) 04/14/2017   14:58:54  ( -75.98, 143.30)    2.64                50
 04/16/2017   19:42:19   ( -76.02,  72.44) 04/16/2017   19:41:46  ( -76.03,  72.44)    1.94                33
 04/16/2017   20:31:45   (  75.99,-120.00) 04/16/2017   20:32:47  (  75.99,-120.16)    4.13                62
 04/19/2017   01:16:00   (  76.04, 169.09) 04/19/2017   01:15:38  (  76.03, 169.04)    1.85                22
 04/19/2017   02:05:29   ( -75.98, -23.47) 04/19/2017   02:06:37  ( -75.98, -23.50)    0.72                68
 04/21/2017   06:49:44   ( -76.03, -94.38) 04/21/2017   06:49:29  ( -76.04, -94.38)    0.74                15