Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 3 25.  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)
 03/28/2018   03:21:14   ( -68.30, -51.70) 03/28/2018   03:22:03  ( -68.30, -51.71)    0.77                49
 03/28/2018   04:11:58   (  68.17, 115.78) 03/28/2018   04:11:30  (  68.18, 115.80)    1.92                28
 03/28/2018   05:02:23   ( -67.17, -75.69) 03/28/2018   05:01:15  ( -67.24, -77.64)   84.23                68
 03/30/2018   18:47:44   (  69.32,-104.62) 03/30/2018   18:48:51  (  69.20,-102.35)   90.27                67
 03/30/2018   19:38:08   ( -68.27,  64.11) 03/30/2018   19:38:36  ( -68.26,  64.11)    1.16                28
 03/30/2018   20:28:52   (  68.14,-128.42) 03/30/2018   20:28:03  (  68.15,-128.38)    1.85                49
 04/02/2018   11:04:24   (  68.60,  12.13) 04/02/2018   11:05:34  (  68.54,  12.69)   23.42                70
 04/02/2018   11:55:01   ( -68.25, 179.91) 04/02/2018   11:55:08  ( -68.22, 179.93)    2.93                 7
 04/02/2018   12:45:45   (  68.12, -12.62) 04/02/2018   12:44:35  (  68.11, -12.56)    3.27                70
 04/05/2018   03:21:13   (  68.31, 128.28) 04/05/2018   03:22:10  (  68.33, 128.29)    1.94                57
 04/05/2018   04:11:54   ( -68.17, -64.22) 04/05/2018   04:11:41  ( -68.18, -64.26)    1.75                13
 04/05/2018   05:02:27   (  67.45, 103.97) 04/05/2018   05:01:18  (  67.50, 102.61)   58.34                69
 04/07/2018   19:38:07   (  68.29,-115.92) 04/07/2018   19:38:43  (  68.27,-115.91)    1.93                36
 04/07/2018   20:28:48   ( -68.14,  51.58) 04/07/2018   20:28:14  ( -68.12,  51.55)    2.99                34