Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 6 23.  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)
 06/25/2020   02:55:39   ( -68.38, -45.38) 06/25/2020   02:56:47  ( -68.35, -45.41)    3.39                68
 06/25/2020   03:46:23   (  68.25, 122.09) 06/25/2020   03:46:14  (  68.24, 122.10)    1.42                 9
 06/25/2020   04:37:00   ( -67.91, -70.15) 06/25/2020   04:35:47  ( -67.97, -70.59)   19.43                73
 06/27/2020   19:12:33   ( -68.37,  70.42) 06/27/2020   19:13:16  ( -68.36,  70.48)    2.75                43
 06/27/2020   20:03:16   (  68.19,-122.04) 06/27/2020   20:02:44  (  68.19,-122.08)    1.56                32
 06/30/2020   10:38:57   (  69.08,  17.92) 06/30/2020   10:40:06  (  68.96,  19.47)   63.22                69
 06/30/2020   11:29:26   ( -68.30,-173.72) 06/30/2020   11:29:46  ( -68.30,-173.71)    0.63                20
 06/30/2020   12:20:10   (  68.17,  -6.25) 06/30/2020   12:19:13  (  68.18,  -6.21)    2.12                57
 07/03/2020   02:55:38   (  68.37, 134.65) 07/03/2020   02:56:45  (  68.39, 134.65)    2.62                67
 07/03/2020   03:46:19   ( -68.23, -57.86) 07/03/2020   03:46:16  ( -68.24, -57.90)    2.17                 3
 07/03/2020   04:36:58   (  67.89, 109.88) 07/03/2020   04:35:45  (  67.95, 109.40)   20.87                73
 07/05/2020   19:12:30   (  68.31,-109.49) 07/05/2020   19:13:14  (  68.33,-109.55)    3.20                44
 07/05/2020   20:03:12   ( -68.22,  57.94) 07/05/2020   20:02:44  ( -68.24,  57.98)    2.44                28