Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 7 10.  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)
 07/10/2018   05:02:17   (  68.17, 103.12) 07/10/2018   05:02:01  (  68.17, 103.13)    0.65                16
 07/10/2018   05:52:50   ( -67.62, -88.87) 07/10/2018   05:51:38  ( -67.68, -89.80)   40.01                72
 07/12/2018   20:28:27   ( -68.24,  51.49) 07/12/2018   20:29:03  ( -68.25,  51.46)    2.05                36
 07/12/2018   21:19:11   (  68.10,-141.03) 07/12/2018   21:18:30  (  68.13,-141.04)    3.36                41
 07/15/2018   11:54:48   (  68.67,  -0.63) 07/15/2018   11:55:59  (  68.54,   0.05)   31.30                71
 07/15/2018   12:45:23   ( -68.22, 167.28) 07/15/2018   12:45:33  ( -68.22, 167.30)    0.74                10
 07/15/2018   13:36:07   (  68.08, -25.24) 07/15/2018   13:35:00  (  68.10, -25.20)    2.37                67
 07/18/2018   04:11:37   (  68.28, 115.65) 07/18/2018   04:12:33  (  68.29, 115.63)    1.49                56
 07/18/2018   05:02:18   ( -68.15, -76.86) 07/18/2018   05:02:04  ( -68.14, -76.92)    2.59                14
 07/18/2018   05:52:51   (  67.42,  91.34) 07/18/2018   05:51:41  (  67.46,  89.94)   59.78                70
 07/20/2018   20:28:33   (  68.27,-128.57) 07/20/2018   20:29:03  (  68.27,-128.52)    1.95                30
 07/20/2018   21:19:14   ( -68.13,  38.93) 07/20/2018   21:18:34  ( -68.12,  38.93)    0.86                40
 07/23/2018   11:54:50   ( -68.70, 179.33) 07/23/2018   11:56:01  ( -68.60,-179.89)   33.27                71
 07/23/2018   12:45:27   (  68.20, -12.71) 07/23/2018   12:45:33  (  68.20, -12.73)    0.71                 6
 07/23/2018   13:36:08   ( -68.06, 154.78) 07/23/2018   13:35:04  ( -68.05, 154.73)    2.50                64