Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 7 27.  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)
 07/29/2020   18:22:27   (  69.21, -98.09) 07/29/2020   18:23:35  (  69.12, -96.20)   75.53                68
 07/29/2020   19:12:54   ( -68.33,  70.41) 07/29/2020   19:13:17  ( -68.34,  70.46)    2.59                23
 07/29/2020   20:03:38   (  68.19,-122.11) 07/29/2020   20:02:45  (  68.17,-122.09)    2.12                53
 08/01/2020   10:39:08   (  68.37,  18.80) 08/01/2020   10:40:17  (  68.40,  18.78)    2.77                69
 08/01/2020   11:29:50   ( -68.29,-173.78) 08/01/2020   11:29:47  ( -68.29,-173.72)    2.60                 3
 08/01/2020   12:20:30   (  67.94,  -6.03) 08/01/2020   12:19:17  (  68.01,  -6.41)   17.11                73
 08/04/2020   02:56:04   (  68.34, 134.60) 08/04/2020   02:56:47  (  68.34, 134.59)    0.84                43
 08/04/2020   03:46:45   ( -68.21, -57.90) 08/04/2020   03:46:17  ( -68.24, -57.90)    3.33                28
 08/06/2020   18:22:30   ( -69.19,  81.93) 08/06/2020   18:23:38  ( -69.06,  83.72)   72.64                68
 08/06/2020   19:13:00   (  68.32,-109.60) 08/06/2020   19:13:16  (  68.33,-109.54)    2.91                16
 08/06/2020   20:03:41   ( -68.18,  57.90) 08/06/2020   20:02:47  ( -68.18,  57.91)    0.34                54
 08/09/2020   10:39:11   ( -68.41,-161.26) 08/09/2020   10:40:18  ( -68.39,-161.24)    3.08                67
 08/09/2020   11:29:54   (  68.24,   6.27) 08/09/2020   11:29:45  (  68.27,   6.26)    2.80                 9
 08/09/2020   12:20:31   ( -67.88, 174.04) 08/09/2020   12:19:19  ( -67.95, 173.52)   23.01                72