Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 6 19.  Predictions up to the next  14.0 days:

     Date     Time(NPP) NPP Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/19/2020   19:12:36   (  68.31,-109.54) 06/19/2020   19:13:15  (  68.32,-109.57)    1.32                39
 06/19/2020   20:03:17   ( -68.18,  57.95) 06/19/2020   20:02:45  ( -68.21,  57.93)    3.09                32
 06/22/2020   10:38:58   ( -69.06,-162.07) 06/22/2020   10:40:07  ( -68.99,-160.50)   63.18                69
 06/22/2020   11:29:30   (  68.30,   6.26) 06/22/2020   11:29:44  (  68.32,   6.32)    3.51                14
 06/22/2020   12:20:11   ( -68.16, 173.75) 06/22/2020   12:19:15  ( -68.16, 173.76)    0.41                56
 06/25/2020   02:55:40   ( -68.41, -45.41) 06/25/2020   02:56:47  ( -68.38, -45.37)    3.09                67
 06/25/2020   03:46:23   (  68.23, 122.12) 06/25/2020   03:46:15  (  68.21, 122.06)    3.27                 8
 06/25/2020   04:37:00   ( -67.88, -70.12) 06/25/2020   04:35:48  ( -67.94, -70.62)   22.22                72
 06/27/2020   19:12:33   ( -68.34,  70.45) 06/27/2020   19:13:17  ( -68.33,  70.44)    1.18                44
 06/27/2020   20:03:16   (  68.22,-122.08) 06/27/2020   20:02:43  (  68.21,-122.06)    1.54                33
 06/30/2020   10:38:56   (  69.06,  17.95) 06/30/2020   10:40:05  (  68.97,  19.49)   62.08                69
 06/30/2020   11:29:25   ( -68.27,-173.69) 06/30/2020   11:29:46  ( -68.27,-173.75)    2.63                21
 06/30/2020   12:20:09   (  68.15,  -6.22) 06/30/2020   12:19:13  (  68.14,  -6.25)    1.58                56
 07/03/2020   02:55:38   (  68.40, 134.60) 07/03/2020   02:56:44  (  68.41, 134.67)    2.60                66