Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 6 16.  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)
 06/16/2018   04:11:23   (  68.29, 115.70) 06/16/2018   04:12:29  (  68.28, 115.65)    2.37                66
 06/16/2018   05:02:04   ( -68.16, -76.81) 06/16/2018   05:01:59  ( -68.18, -76.83)    2.55                 5
 06/16/2018   05:52:43   (  67.76,  91.00) 06/16/2018   05:51:31  (  67.78,  90.35)   27.65                72
 06/18/2018   20:28:19   (  68.26,-128.49) 06/18/2018   20:28:59  (  68.27,-128.48)    1.19                40
 06/18/2018   21:19:00   ( -68.13,  39.00) 06/18/2018   21:18:30  ( -68.12,  38.97)    1.62                30
 06/21/2018   11:54:42   ( -69.00, 178.98) 06/21/2018   11:55:51  ( -68.94,-179.43)   63.68                69
 06/21/2018   12:45:14   (  68.24, -12.69) 06/21/2018   12:45:29  (  68.20, -12.69)    3.52                15
 06/21/2018   13:35:55   ( -68.10, 154.80) 06/21/2018   13:34:59  ( -68.11, 154.83)    1.73                56
 06/24/2018   04:11:26   ( -68.33, -64.36) 06/24/2018   04:12:32  ( -68.31, -64.33)    2.93                66
 06/24/2018   05:02:09   (  68.16, 103.17) 06/24/2018   05:01:59  (  68.19, 103.17)    3.44                10
 06/24/2018   05:52:46   ( -67.80, -89.07) 06/24/2018   05:51:33  ( -67.87, -89.57)   22.58                73
 06/26/2018   20:28:21   ( -68.26,  51.50) 06/26/2018   20:29:03  ( -68.24,  51.46)    2.82                42
 06/26/2018   21:19:05   (  68.13,-141.03) 06/26/2018   21:18:30  (  68.11,-141.05)    2.60                35
 06/29/2018   11:54:45   (  68.86,  -0.85) 06/29/2018   11:55:55  (  68.75,   0.32)   48.63                70
 06/29/2018   12:45:17   ( -68.23, 167.30) 06/29/2018   12:45:33  ( -68.21, 167.30)    1.98                16
 06/29/2018   13:36:01   (  68.11, -25.24) 06/29/2018   13:35:00  (  68.08, -25.20)    3.27                61