Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2018 1 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)
 01/22/2018   22:04:36   (  77.15,-139.15) 01/22/2018   22:03:36  (  77.12,-139.21)    3.51                60
 01/22/2018   22:54:05   ( -77.07,  28.18) 01/22/2018   22:54:40  ( -77.08,  28.21)    1.39                35
 01/25/2018   03:38:20   ( -77.12, -42.68) 01/25/2018   03:37:21  ( -77.12, -42.58)    2.68                59
 01/25/2018   04:27:46   (  77.11, 124.91) 01/25/2018   04:28:16  (  77.07, 124.89)    3.78                30
 01/27/2018   09:12:01   (  77.16,  54.03) 01/27/2018   09:10:57  (  77.13,  54.05)    3.18                64
 01/27/2018   10:01:30   ( -77.08,-138.62) 01/27/2018   10:02:02  ( -77.11,-138.64)    3.19                32
 01/29/2018   14:45:45   ( -77.13, 150.49) 01/29/2018   14:44:43  ( -77.16, 150.53)    3.65                62
 01/29/2018   15:35:11   (  77.11, -41.94) 01/29/2018   15:35:37  (  77.09, -41.88)    2.80                26
 01/31/2018   20:19:26   (  77.15,-112.84) 01/31/2018   20:18:18  (  77.15,-112.74)    2.47                68
 01/31/2018   21:08:54   ( -77.13,  54.70) 01/31/2018   21:09:23  ( -77.12,  54.61)    2.44                29
 02/03/2018   01:53:09   ( -77.17, -16.21) 02/03/2018   01:52:04  ( -77.18, -16.27)    2.22                65