Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 4 6.  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)
 04/07/2018   19:38:06   (  68.27,-115.89) 04/07/2018   19:38:44  (  68.24,-115.95)    3.51                38
 04/07/2018   20:28:47   ( -68.13,  51.60) 04/07/2018   20:28:14  ( -68.13,  51.56)    1.80                33
 04/10/2018   11:04:29   ( -69.07,-168.50) 04/10/2018   11:05:38  ( -68.99,-166.81)   67.80                69
 04/10/2018   11:55:00   (  68.25,  -0.10) 04/10/2018   11:55:16  (  68.27,  -0.05)    2.79                16
 04/10/2018   12:45:41   ( -68.12, 167.39) 04/10/2018   12:44:47  ( -68.11, 167.39)    0.86                54
 04/13/2018   03:21:09   ( -68.36, -51.77) 04/13/2018   03:22:21  ( -68.36, -51.73)    1.91                72
 04/13/2018   04:11:52   (  68.18, 115.76) 04/13/2018   04:11:49  (  68.19, 115.72)    1.80                 3
 04/13/2018   05:02:33   ( -68.04, -76.75) 04/13/2018   05:01:20  ( -68.03, -76.84)    3.98                73
 04/15/2018   19:38:02   ( -68.29,  64.09) 04/15/2018   19:38:55  ( -68.29,  64.05)    1.59                53
 04/15/2018   20:28:46   (  68.17,-128.45) 04/15/2018   20:28:22  (  68.17,-128.44)    0.66                24
 04/15/2018   21:19:14   ( -67.33,  39.90) 04/15/2018   21:18:05  ( -67.35,  38.25)   70.77                69
 04/18/2018   11:54:56   ( -68.27, 179.88) 04/18/2018   11:55:28  ( -68.28, 179.90)    1.04                32
 04/18/2018   12:45:39   (  68.10, -12.59) 04/18/2018   12:44:56  (  68.11, -12.65)    2.41                43