Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 4 3.  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)
 04/03/2020   11:29:41   (  68.28,   6.20) 04/03/2020   11:30:08  (  68.28,   6.13)    2.58                27
 04/03/2020   12:20:22   ( -68.15, 173.68) 04/03/2020   12:19:38  ( -68.18, 173.64)    3.15                44
 04/06/2020   02:55:55   ( -68.55, -45.69) 04/06/2020   02:57:07  ( -68.48, -45.39)   14.66                72
 04/06/2020   03:46:36   (  68.26, 122.00) 04/06/2020   03:46:36  (  68.25, 121.98)    1.29                 0
 04/06/2020   04:37:17   ( -68.13, -70.52) 04/06/2020   04:36:06  ( -68.15, -70.51)    2.07                71
 04/08/2020   19:12:46   ( -68.37,  70.32) 04/08/2020   19:13:35  ( -68.38,  70.38)    3.26                49
 04/08/2020   20:03:29   (  68.18,-122.14) 04/08/2020   20:03:03  (  68.21,-122.18)    3.10                26
 04/08/2020   20:53:55   ( -67.24,  46.33) 04/08/2020   20:52:47  ( -67.32,  44.44)   81.90                68
 04/11/2020   10:39:13   (  69.18,  17.68) 04/11/2020   10:40:21  (  69.11,  19.55)   74.43                68
 04/11/2020   11:29:40   ( -68.29,-173.81) 04/11/2020   11:30:04  ( -68.28,-173.85)    1.64                24
 04/11/2020   12:20:24   (  68.17,  -6.34) 04/11/2020   12:19:31  (  68.16,  -6.35)    0.60                53
 04/14/2020   02:55:53   (  68.36, 134.55) 04/14/2020   02:57:01  (  68.39, 134.53)    2.98                68
 04/14/2020   03:46:35   ( -68.27, -58.01) 04/14/2020   03:46:31  ( -68.29, -57.95)    3.42                 4
 04/14/2020   04:37:14   (  67.88, 109.79) 04/14/2020   04:36:02  (  67.94, 109.28)   21.99                72
 04/16/2020   19:12:48   (  68.35,-109.66) 04/16/2020   19:13:29  (  68.33,-109.64)    2.09                41
 04/16/2020   20:03:29   ( -68.20,  57.85) 04/16/2020   20:03:00  ( -68.18,  57.81)    2.88                29