Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2017 12 26.  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)
 12/27/2017   03:20:02   (  77.00, 141.49) 12/27/2017   03:19:23  (  77.00, 141.56)    1.83                39
 12/27/2017   04:09:30   ( -76.96, -51.00) 12/27/2017   04:10:21  ( -76.95, -50.98)    1.54                51
 12/29/2017   08:53:46   ( -77.00,-121.92) 12/29/2017   08:53:04  ( -77.03,-121.92)    2.32                42
 12/29/2017   09:43:13   (  76.95,  45.51) 12/29/2017   09:44:04  (  76.96,  45.62)    3.23                51
 12/31/2017   14:27:28   (  77.03, -25.25) 12/31/2017   14:26:46  (  77.03, -25.28)    0.72                42
 12/31/2017   15:16:57   ( -76.95, 142.10) 12/31/2017   15:17:45  ( -76.97, 142.23)    3.56                48
 01/02/2018   20:01:12   ( -77.04,  71.34) 01/02/2018   20:00:28  ( -77.05,  71.25)    2.94                44
 01/02/2018   20:50:39   (  76.97,-121.26) 01/02/2018   20:51:27  (  77.00,-121.26)    2.92                48
 01/05/2018   01:34:54   (  77.05, 167.96) 01/05/2018   01:34:08  (  77.03, 167.99)    2.23                46
 01/05/2018   02:24:23   ( -76.98, -24.67) 01/05/2018   02:25:09  ( -77.00, -24.64)    2.95                46
 01/07/2018   07:08:38   ( -77.06, -95.46) 01/07/2018   07:07:51  ( -77.06, -95.48)    0.80                47