Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 5 8.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/09/2018   19:37:58   (  68.61,-116.31) 05/09/2018   19:39:09  (  68.52,-115.74)   25.29                71
 05/09/2018   20:28:34   ( -68.20,  51.54) 05/09/2018   20:28:43  ( -68.18,  51.49)    2.96                 9
 05/09/2018   21:19:18   (  68.08,-141.00) 05/09/2018   21:18:10  (  68.08,-140.99)    0.52                68
 05/12/2018   11:54:45   (  68.30,  -0.13) 05/12/2018   11:55:43  (  68.29,  -0.14)    1.12                58
 05/12/2018   12:45:26   ( -68.16, 167.37) 05/12/2018   12:45:13  ( -68.19, 167.36)    3.25                13
 05/12/2018   13:36:00   (  67.50, -24.51) 05/12/2018   13:34:50  (  67.51, -25.76)   53.57                70
 05/15/2018   04:11:38   (  68.26, 115.70) 05/15/2018   04:12:14  (  68.29, 115.72)    3.01                36
 05/15/2018   05:02:19   ( -68.11, -76.80) 05/15/2018   05:01:45  ( -68.13, -76.83)    2.10                34
 05/17/2018   19:38:00   ( -69.03,  63.14) 05/17/2018   19:39:09  ( -68.89,  64.69)   63.76                69
 05/17/2018   20:28:31   (  68.22,-128.48) 05/17/2018   20:28:46  (  68.22,-128.49)    0.45                15
 05/17/2018   21:19:12   ( -68.07,  39.03) 05/17/2018   21:18:17  ( -68.07,  38.96)    2.80                55
 05/20/2018   11:54:41   ( -68.35, 179.82) 05/20/2018   11:55:50  ( -68.32, 179.86)    3.27                69
 05/20/2018   12:45:24   (  68.19, -12.66) 05/20/2018   12:45:17  (  68.20, -12.63)    2.16                 7
 05/20/2018   13:36:03   ( -67.93, 154.99) 05/20/2018   13:34:49  ( -68.00, 154.75)   12.30                74