Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 9 29.  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)
 10/01/2020   18:22:34   (  68.51, -97.10) 10/01/2020   18:23:45  (  68.48, -97.03)    5.19                71
 10/01/2020   19:13:15   ( -68.37,  70.41) 10/01/2020   19:13:15  ( -68.37,  70.48)    2.75                 0
 10/01/2020   20:03:57   (  68.14,-121.99) 10/01/2020   20:02:44  (  68.15,-122.14)    6.21                73
 10/04/2020   10:39:27   (  68.45,  18.76) 10/04/2020   10:40:15  (  68.42,  18.79)    3.29                48
 10/04/2020   11:30:08   ( -68.30,-173.74) 10/04/2020   11:29:45  ( -68.32,-173.71)    1.99                23
 10/04/2020   12:20:35   (  67.27,  -5.16) 10/04/2020   12:19:28  (  67.30,  -7.22)   88.89                67
 10/07/2020   02:05:54   ( -69.51, -34.24) 10/07/2020   02:07:00  ( -69.42, -31.71)   99.04                66
 10/07/2020   02:56:19   (  68.39, 134.61) 10/07/2020   02:56:44  (  68.36, 134.60)    2.39                25
 10/07/2020   03:47:00   ( -68.24, -57.88) 10/07/2020   03:46:14  ( -68.26, -57.89)    3.04                46
 10/09/2020   18:22:32   ( -68.65,  82.72) 10/09/2020   18:23:44  ( -68.59,  83.11)   16.81                72
 10/09/2020   19:13:12   (  68.32,-109.54) 10/09/2020   19:13:14  (  68.31,-109.60)    2.96                 2
 10/09/2020   20:03:54   ( -68.23,  57.90) 10/09/2020   20:02:44  ( -68.21,  57.92)    2.33                70
 10/12/2020   10:39:22   ( -68.43,-161.22) 10/12/2020   10:40:16  ( -68.43,-161.22)    0.40                54
 10/12/2020   11:30:06   (  68.32,   6.23) 10/12/2020   11:29:43  (  68.30,   6.28)    2.89                23
 10/12/2020   12:20:34   ( -67.47, 174.60) 10/12/2020   12:19:25  ( -67.54, 173.02)   67.63                69