Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 3 26.  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)
 03/29/2020   02:55:57   (  68.65, 134.18) 03/29/2020   02:57:08  (  68.58, 134.71)   23.19                71
 03/29/2020   03:46:33   ( -68.25, -57.98) 03/29/2020   03:46:42  ( -68.25, -58.05)    2.72                 9
 03/29/2020   04:37:17   (  68.12, 109.50) 03/29/2020   04:36:09  (  68.13, 109.46)    2.40                68
 03/31/2020   19:12:47   (  68.35,-109.66) 03/31/2020   19:13:40  (  68.33,-109.70)    2.78                53
 03/31/2020   20:03:28   ( -68.22,  57.83) 03/31/2020   20:03:10  ( -68.23,  57.82)    1.40                18
 03/31/2020   20:53:58   (  67.33,-133.77) 03/31/2020   20:52:50  (  67.38,-135.52)   74.82                68
 04/03/2020   11:29:42   (  68.32,   6.14) 04/03/2020   11:30:08  (  68.30,   6.16)    2.63                26
 04/03/2020   12:20:23   ( -68.19, 173.64) 04/03/2020   12:19:38  ( -68.20, 173.68)    2.53                45
 04/06/2020   02:55:56   ( -68.58, -45.73) 04/06/2020   02:57:07  ( -68.51, -45.35)   17.76                71
 04/06/2020   03:46:35   (  68.25, 122.01) 04/06/2020   03:46:35  (  68.27, 122.01)    2.60                 0
 04/06/2020   04:37:16   ( -68.11, -70.49) 04/06/2020   04:36:06  ( -68.12, -70.54)    2.44                70
 04/08/2020   19:12:46   ( -68.34,  70.35) 04/08/2020   19:13:36  ( -68.36,  70.36)    2.16                50
 04/08/2020   20:03:30   (  68.23,-122.19) 04/08/2020   20:03:03  (  68.23,-122.14)    2.16                27
 04/08/2020   20:53:56   ( -67.27,  46.30) 04/08/2020   20:52:48  ( -67.30,  44.42)   80.59                68