Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 4 22.  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)
 04/23/2018   19:38:00   (  68.31,-115.93) 04/23/2018   19:38:59  (  68.31,-115.94)    0.85                59
 04/23/2018   20:28:41   ( -68.17,  51.56) 04/23/2018   20:28:29  ( -68.20,  51.56)    3.35                12
 04/23/2018   21:19:15   (  67.50,-140.31) 04/23/2018   21:18:05  (  67.59,-141.49)   51.40                70
 04/26/2018   11:54:53   (  68.26,  -0.09) 04/26/2018   11:55:31  (  68.28,  -0.11)    2.57                38
 04/26/2018   12:45:35   ( -68.17, 167.34) 04/26/2018   12:45:01  ( -68.17, 167.39)    2.19                34
 04/29/2018   03:21:16   ( -69.07, -52.71) 04/29/2018   03:22:25  ( -68.95, -51.06)   67.19                69
 04/29/2018   04:11:46   (  68.21, 115.75) 04/29/2018   04:12:03  (  68.23, 115.70)    3.12                17
 04/29/2018   05:02:28   ( -68.12, -76.82) 04/29/2018   05:01:33  ( -68.12, -76.80)    1.17                55
 05/01/2018   19:37:55   ( -68.33,  64.06) 05/01/2018   19:39:06  ( -68.33,  64.05)    0.74                71
 05/01/2018   20:28:39   (  68.21,-128.49) 05/01/2018   20:28:33  (  68.23,-128.43)    2.80                 6
 05/01/2018   21:19:18   ( -67.96,  39.15) 05/01/2018   21:18:05  ( -68.01,  38.94)   10.15                73
 05/04/2018   11:54:48   ( -68.28, 179.89) 05/04/2018   11:55:38  ( -68.27, 179.84)    2.61                50
 05/04/2018   12:45:32   (  68.17, -12.66) 05/04/2018   12:45:05  (  68.16, -12.64)    1.62                27
 05/04/2018   13:35:58   ( -67.21, 155.83) 05/04/2018   13:34:50  ( -67.21, 153.92)   82.42                68