Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 5 12.  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)
 05/12/2018   11:54:46   (  68.33,  -0.17) 05/12/2018   11:55:43  (  68.31,  -0.11)    3.26                57
 05/12/2018   12:45:27   ( -68.19, 167.32) 05/12/2018   12:45:13  ( -68.20, 167.39)    2.63                14
 05/12/2018   13:36:00   (  67.48, -24.48) 05/12/2018   13:34:50  (  67.54, -25.73)   53.76                70
 05/15/2018   04:11:38   (  68.24, 115.72) 05/15/2018   04:12:15  (  68.25, 115.69)    2.19                37
 05/15/2018   05:02:20   ( -68.15, -76.85) 05/15/2018   05:01:45  ( -68.14, -76.81)    1.76                35
 05/17/2018   19:38:00   ( -69.01,  63.17) 05/17/2018   19:39:09  ( -68.91,  64.72)   63.19                69
 05/17/2018   20:28:31   (  68.20,-128.45) 05/17/2018   20:28:47  (  68.19,-128.51)    2.81                16
 05/17/2018   21:19:13   ( -68.11,  38.98) 05/17/2018   21:18:17  ( -68.09,  38.99)    2.83                56
 05/20/2018   11:54:40   ( -68.33, 179.85) 05/20/2018   11:55:49  ( -68.35, 179.90)    3.01                69
 05/20/2018   12:45:23   (  68.16, -12.63) 05/20/2018   12:45:17  (  68.18, -12.65)    2.17                 6
 05/20/2018   13:36:02   ( -67.91, 155.01) 05/20/2018   13:34:49  ( -67.97, 154.73)   13.43                73
 05/23/2018   04:11:33   ( -68.29, -64.33) 05/23/2018   04:12:21  ( -68.28, -64.31)    1.28                48
 05/23/2018   05:02:16   (  68.13, 103.19) 05/23/2018   05:01:49  (  68.11, 103.14)    2.94                27
 05/23/2018   05:52:41   ( -67.12, -88.26) 05/23/2018   05:51:34  ( -67.17, -90.29)   88.01                67
 05/25/2018   19:38:01   (  69.27,-117.18) 05/25/2018   19:39:08  (  69.15,-114.99)   87.46                67
 05/25/2018   20:28:26   ( -68.26,  51.50) 05/25/2018   20:28:52  ( -68.27,  51.55)    2.81                26
 05/25/2018   21:19:09   (  68.09,-140.99) 05/25/2018   21:18:20  (  68.10,-141.01)    0.91                49