Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2017 12 17.  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)
 12/18/2017   05:05:07   (  76.98, 115.16) 12/18/2017   05:04:37  (  76.98, 115.05)    2.74                30
 12/18/2017   05:54:36   ( -76.90, -77.48) 12/18/2017   05:55:32  ( -76.90, -77.33)    4.01                56
 12/20/2017   10:38:53   ( -76.95,-148.36) 12/20/2017   10:38:15  ( -76.96,-148.21)    3.94                38
 12/20/2017   11:28:19   (  76.94,  19.23) 12/20/2017   11:29:18  (  76.93,  19.19)    1.90                59
 12/22/2017   16:12:36   (  76.99, -51.67) 12/22/2017   16:12:00  (  76.98, -51.64)    1.71                36
 12/22/2017   17:02:05   ( -76.92, 115.70) 12/22/2017   17:02:57  ( -76.93, 115.82)    3.47                52
 12/24/2017   21:46:21   ( -77.01,  44.97) 12/24/2017   21:45:40  ( -77.00,  44.90)    1.99                41
 12/24/2017   22:35:48   (  76.95,-147.63) 12/24/2017   22:36:41  (  76.93,-147.55)    2.57                53
 12/27/2017   03:20:05   (  76.99, 141.45) 12/27/2017   03:19:23  (  76.99, 141.59)    3.45                42
 12/27/2017   04:09:33   ( -76.97, -50.99) 12/27/2017   04:10:22  ( -76.98, -51.10)    3.08                49
 12/29/2017   08:53:50   ( -77.01,-121.91) 12/29/2017   08:53:04  ( -77.02,-121.87)    1.38                46