Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 8 14.  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)
 08/14/2020   18:22:30   (  68.94, -97.74) 08/14/2020   18:23:40  (  68.83, -96.58)   48.43                70
 08/14/2020   19:13:02   ( -68.33,  70.39) 08/14/2020   19:13:17  ( -68.32,  70.44)    1.83                15
 08/14/2020   20:03:45   (  68.14,-122.06) 08/14/2020   20:02:45  (  68.16,-122.11)    3.13                60
 08/17/2020   10:39:16   (  68.38,  18.77) 08/17/2020   10:40:17  (  68.41,  18.78)    2.81                61
 08/17/2020   11:29:57   ( -68.25,-173.74) 08/17/2020   11:29:48  ( -68.24,-173.78)    1.78                 9
 08/17/2020   12:20:33   (  67.69,  -5.73) 08/17/2020   12:19:22  (  67.74,  -6.72)   42.30                71
 08/20/2020   02:56:12   (  68.36, 134.56) 08/20/2020   02:56:48  (  68.35, 134.58)    2.29                36
 08/20/2020   03:46:53   ( -68.22, -57.94) 08/20/2020   03:46:18  ( -68.24, -57.91)    2.36                35
 08/22/2020   18:22:34   ( -69.00,  82.18) 08/22/2020   18:23:44  ( -68.86,  83.45)   53.20                70
 08/22/2020   19:13:06   (  68.29,-109.58) 08/22/2020   19:13:18  (  68.30,-109.59)    1.27                12
 08/22/2020   20:03:48   ( -68.20,  57.86) 08/22/2020   20:02:48  ( -68.20,  57.92)    2.52                60
 08/25/2020   10:39:18   ( -68.39,-161.24) 08/25/2020   10:40:22  ( -68.40,-161.25)    0.74                64
 08/25/2020   11:30:02   (  68.28,   6.21) 08/25/2020   11:29:49  (  68.28,   6.25)    1.68                13
 08/25/2020   12:20:37   ( -67.80, 174.12) 08/25/2020   12:19:25  ( -67.85, 173.38)   31.75                72
 08/28/2020   02:56:14   ( -68.37, -45.45) 08/28/2020   02:56:54  ( -68.34, -45.45)    3.58                40
 08/28/2020   03:46:57   (  68.21, 122.07) 08/28/2020   03:46:21  (  68.22, 122.05)    1.52                36