Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 3 30.  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)
 03/31/2020   19:12:47   (  68.37,-109.68) 03/31/2020   19:13:39  (  68.37,-109.66)    1.12                52
 03/31/2020   20:03:28   ( -68.24,  57.80) 03/31/2020   20:03:09  ( -68.26,  57.85)    3.10                19
 03/31/2020   20:53:58   (  67.35,-133.79) 03/31/2020   20:52:49  (  67.42,-135.48)   72.51                69
 04/03/2020   11:29:41   (  68.29,   6.19) 04/03/2020   11:30:08  (  68.29,   6.13)    2.24                27
 04/03/2020   12:20:22   ( -68.16, 173.68) 04/03/2020   12:19:38  ( -68.18, 173.65)    3.26                44
 04/06/2020   02:55:55   ( -68.55, -45.69) 04/06/2020   02:57:07  ( -68.49, -45.37)   14.75                72
 04/06/2020   03:46:36   (  68.27, 121.99) 04/06/2020   03:46:36  (  68.26, 121.99)    0.85                 0
 04/06/2020   04:37:17   ( -68.13, -70.52) 04/06/2020   04:36:07  ( -68.10, -70.56)    3.37                70
 04/08/2020   19:12:47   ( -68.37,  70.32) 04/08/2020   19:13:37  ( -68.35,  70.35)    2.17                50
 04/08/2020   20:03:31   (  68.25,-122.22) 04/08/2020   20:03:04  (  68.23,-122.15)    3.18                27
 04/08/2020   20:53:57   ( -67.30,  46.27) 04/08/2020   20:52:48  ( -67.35,  44.47)   77.32                69
 04/11/2020   10:39:14   (  69.24,  17.59) 04/11/2020   10:40:21  (  69.14,  19.59)   79.89                67
 04/11/2020   11:29:40   ( -68.30,-173.82) 04/11/2020   11:30:04  ( -68.32,-173.80)    3.38                24
 04/11/2020   12:20:24   (  68.18,  -6.36) 04/11/2020   12:19:31  (  68.20,  -6.30)    3.38                53