Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 6 13.  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)
 06/13/2018   11:54:39   (  69.01,  -1.01) 06/13/2018   11:55:48  (  68.92,   0.56)   63.44                69
 06/13/2018   12:45:08   ( -68.23, 167.34) 06/13/2018   12:45:28  ( -68.25, 167.37)    2.55                20
 06/13/2018   13:35:52   (  68.11, -25.19) 06/13/2018   13:34:56  (  68.08, -25.18)    2.49                56
 06/16/2018   04:11:19   (  68.29, 115.72) 06/16/2018   04:12:29  (  68.30, 115.67)    2.21                70
 06/16/2018   05:02:01   ( -68.21, -76.86) 06/16/2018   05:01:59  ( -68.19, -76.82)    2.47                 2
 06/16/2018   05:52:41   (  67.87,  90.88) 06/16/2018   05:51:29  (  67.91,  90.49)   16.88                72
 06/18/2018   20:28:11   (  68.28,-128.48) 06/18/2018   20:28:58  (  68.29,-128.47)    1.30                47
 06/18/2018   21:18:52   ( -68.14,  39.02) 06/18/2018   21:18:29  ( -68.13,  38.98)    1.50                23
 06/18/2018   22:09:19   (  67.09,-152.41) 06/18/2018   22:08:12  (  67.11,-154.53)   91.49                67
 06/21/2018   12:45:03   (  68.20, -12.61) 06/21/2018   12:45:29  (  68.22, -12.67)    3.14                26
 06/21/2018   13:35:45   ( -68.12, 154.82) 06/21/2018   13:34:59  ( -68.13, 154.85)    1.45                46
 06/24/2018   04:11:17   ( -68.57, -64.62) 06/24/2018   04:12:29  ( -68.50, -64.11)   22.44                72
 06/24/2018   05:01:56   (  68.19, 103.19) 06/24/2018   05:01:59  (  68.21, 103.19)    2.05                 3
 06/24/2018   05:52:37   ( -68.05, -89.31) 06/24/2018   05:51:30  ( -68.06, -89.36)    2.28                67
 06/26/2018   20:28:05   ( -68.29,  51.53) 06/26/2018   20:29:02  ( -68.32,  51.55)    3.43                57
 06/26/2018   21:18:49   (  68.17,-141.01) 06/26/2018   21:18:29  (  68.19,-140.96)    3.12                20
 06/26/2018   22:09:20   ( -67.49,  27.15) 06/26/2018   22:08:09  ( -67.54,  25.93)   52.19                71