Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 4 5.  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)
 04/06/2020   02:55:55   ( -68.55, -45.70) 04/06/2020   02:57:07  ( -68.47, -45.39)   15.29                72
 04/06/2020   03:46:36   (  68.26, 121.99) 04/06/2020   03:46:36  (  68.25, 121.98)    1.50                 0
 04/06/2020   04:37:17   ( -68.13, -70.52) 04/06/2020   04:36:06  ( -68.14, -70.51)    1.23                71
 04/08/2020   19:12:46   ( -68.32,  70.39) 04/08/2020   19:13:37  ( -68.33,  70.32)    3.06                51
 04/08/2020   20:03:30   (  68.19,-122.14) 04/08/2020   20:03:04  (  68.21,-122.17)    3.05                26
 04/08/2020   20:53:56   ( -67.24,  46.33) 04/08/2020   20:52:48  ( -67.32,  44.44)   81.56                68
 04/11/2020   10:39:14   (  69.23,  17.60) 04/11/2020   10:40:21  (  69.11,  19.56)   78.53                67
 04/11/2020   11:29:40   ( -68.29,-173.81) 04/11/2020   11:30:04  ( -68.29,-173.84)    1.09                24
 04/11/2020   12:20:24   (  68.17,  -6.35) 04/11/2020   12:19:31  (  68.17,  -6.33)    0.50                53
 04/14/2020   02:55:53   (  68.36, 134.55) 04/14/2020   02:57:02  (  68.34, 134.49)    3.22                69
 04/14/2020   03:46:35   ( -68.27, -58.02) 04/14/2020   03:46:32  ( -68.25, -58.00)    2.98                 3
 04/14/2020   04:37:14   (  67.88, 109.78) 04/14/2020   04:36:02  (  67.95, 109.30)   21.77                72
 04/16/2020   19:12:48   (  68.35,-109.66) 04/16/2020   19:13:29  (  68.35,-109.62)    1.74                41
 04/16/2020   20:03:29   ( -68.20,  57.85) 04/16/2020   20:03:00  ( -68.20,  57.83)    0.69                29