Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2017 12 22.  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)
 12/22/2017   16:12:36   (  76.98, -51.72) 12/22/2017   16:12:01  (  77.00, -51.77)    3.28                35
 12/22/2017   17:02:04   ( -76.94, 115.79) 12/22/2017   17:02:57  ( -76.92, 115.86)    2.89                53
 12/24/2017   21:46:20   ( -76.99,  44.90) 12/24/2017   21:45:40  ( -76.99,  44.95)    1.31                40
 12/24/2017   22:35:47   (  76.93,-147.68) 12/24/2017   22:36:42  (  76.96,-147.66)    2.97                55
 12/27/2017   03:20:02   (  77.02, 141.58) 12/27/2017   03:19:24  (  77.01, 141.49)    2.32                38
 12/27/2017   04:09:31   ( -76.95, -51.06) 12/27/2017   04:10:22  ( -76.96, -51.03)    2.00                51
 12/29/2017   08:53:46   ( -77.03,-121.81) 12/29/2017   08:53:05  ( -77.04,-121.96)    3.87                41
 12/29/2017   09:43:13   (  76.97,  45.59) 12/29/2017   09:44:05  (  76.97,  45.56)    0.79                52
 12/31/2017   14:27:29   (  77.00, -25.35) 12/31/2017   14:26:47  (  77.03, -25.31)    3.37                42
 12/31/2017   15:16:57   ( -76.98, 142.20) 12/31/2017   15:17:46  ( -76.97, 142.21)    1.00                49
 01/02/2018   20:01:13   ( -77.02,  71.26) 01/02/2018   20:00:29  ( -77.05,  71.26)    3.97                44
 01/02/2018   20:50:39   (  76.99,-121.18) 01/02/2018   20:51:28  (  77.00,-121.26)    2.10                49
 01/05/2018   01:34:55   (  77.02, 167.86) 01/05/2018   01:34:09  (  77.02, 168.03)    4.29                46