Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2017 9 18.  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)
 09/19/2017   22:35:51   (  76.63,-148.65) 09/19/2017   22:35:18  (  76.62,-148.76)    3.26                33
 09/19/2017   23:25:20   ( -76.56,  18.72) 09/19/2017   23:26:22  ( -76.56,  18.69)    1.18                62
 09/22/2017   04:09:37   ( -76.64, -52.08) 09/22/2017   04:09:08  ( -76.62, -52.13)    2.76                29
 09/22/2017   04:59:04   (  76.57, 115.35) 09/22/2017   05:00:03  (  76.57, 115.31)    0.96                59
 09/24/2017   09:43:21   (  76.65,  44.53) 09/24/2017   09:42:49  (  76.63,  44.45)    2.99                32
 09/24/2017   10:32:50   ( -76.58,-148.08) 09/24/2017   10:33:53  ( -76.56,-148.05)    1.74                63
 09/26/2017   15:17:07   ( -76.65, 141.10) 09/26/2017   15:16:39  ( -76.62, 141.09)    3.27                28
 09/26/2017   16:06:34   (  76.58, -51.49) 09/26/2017   16:07:34  (  76.59, -51.49)    0.21                60
 09/28/2017   20:50:51   (  76.66,-122.32) 09/28/2017   20:50:20  (  76.65,-122.37)    1.45                31
 09/28/2017   21:40:20   ( -76.59,  45.08) 09/28/2017   21:41:24  ( -76.58,  45.14)    1.67                64
 10/01/2017   02:24:37   ( -76.66, -25.76) 10/01/2017   02:24:10  ( -76.65, -25.76)    0.88                27