Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 9 18.  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)
 09/20/2018   03:21:26   ( -69.27, -53.07) 09/20/2018   03:22:33  ( -69.20, -50.85)   87.67                67
 09/20/2018   04:11:53   (  68.24, 115.62) 09/20/2018   04:12:15  (  68.26, 115.62)    1.77                22
 09/20/2018   05:02:34   ( -68.10, -76.88) 09/20/2018   05:01:46  ( -68.09, -76.94)    2.76                48
 09/22/2018   19:38:05   ( -68.38,  63.90) 09/22/2018   19:39:16  ( -68.38,  64.00)    4.10                71
 09/22/2018   20:28:48   (  68.22,-128.58) 09/22/2018   20:28:44  (  68.21,-128.56)    0.82                 4
 09/22/2018   21:19:28   ( -68.01,  39.00) 09/22/2018   21:18:15  ( -68.05,  38.88)    6.08                73
 09/25/2018   11:54:58   ( -68.30, 179.77) 09/25/2018   11:55:45  ( -68.29, 179.76)    1.75                47
 09/25/2018   12:45:42   (  68.19, -12.77) 09/25/2018   12:45:12  (  68.17, -12.73)    2.66                30
 09/25/2018   13:36:06   ( -67.12, 155.84) 09/25/2018   13:34:58  ( -67.17, 153.77)   89.61                68
 09/28/2018   03:21:24   (  69.07, 127.20) 09/28/2018   03:22:33  (  68.97, 128.86)   66.81                69
 09/28/2018   04:11:53   ( -68.27, -64.42) 09/28/2018   04:12:14  ( -68.26, -64.39)    2.20                21
 09/28/2018   05:02:36   (  68.11, 103.10) 09/28/2018   05:01:41  (  68.14, 103.11)    3.36                55
 09/30/2018   19:38:06   (  68.35,-116.07) 09/30/2018   19:39:13  (  68.34,-116.05)    1.72                67
 09/30/2018   20:28:47   ( -68.20,  51.45) 09/30/2018   20:28:44  ( -68.18,  51.40)    2.79                 3
 09/30/2018   21:19:26   (  67.82,-140.77) 09/30/2018   21:18:14  (  67.89,-141.30)   23.84                72