Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2017 9 20.  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)
 09/22/2017   04:09:37   ( -76.63, -52.10) 09/22/2017   04:09:08  ( -76.62, -52.15)    1.83                29
 09/22/2017   04:59:04   (  76.57, 115.34) 09/22/2017   05:00:03  (  76.57, 115.30)    1.01                59
 09/24/2017   09:43:21   (  76.65,  44.52) 09/24/2017   09:42:49  (  76.64,  44.43)    2.55                32
 09/24/2017   10:32:50   ( -76.57,-148.10) 09/24/2017   10:33:53  ( -76.57,-148.07)    0.89                63
 09/26/2017   15:17:07   ( -76.65, 141.08) 09/26/2017   15:16:39  ( -76.63, 141.06)    1.82                28
 09/26/2017   16:06:34   (  76.58, -51.50) 09/26/2017   16:07:34  (  76.59, -51.51)    1.27                60
 09/28/2017   20:50:51   (  76.65,-122.34) 09/28/2017   20:50:20  (  76.66,-122.40)    1.78                31
 09/28/2017   21:40:20   ( -76.58,  45.05) 09/28/2017   21:41:24  ( -76.59,  45.10)    1.62                64
 10/01/2017   02:24:37   ( -76.65, -25.78) 10/01/2017   02:24:10  ( -76.66, -25.81)    1.42                27
 10/01/2017   03:14:03   (  76.63, 141.78) 10/01/2017   03:15:05  (  76.62, 141.63)    4.03                62
 10/03/2017   07:58:21   (  76.64,  70.77) 10/03/2017   07:57:50  (  76.64,  70.90)    3.47                31