Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 11 7.  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)
 11/08/2020   02:56:04   (  68.41, 134.57) 11/08/2020   02:56:38  (  68.39, 134.61)    2.49                34
 11/08/2020   03:46:45   ( -68.28, -57.95) 11/08/2020   03:46:08  ( -68.29, -57.89)    2.79                37
 11/10/2020   18:22:23   ( -69.04,  82.18) 11/10/2020   18:23:32  ( -68.94,  83.52)   54.59                69
 11/10/2020   19:12:56   (  68.32,-109.55) 11/10/2020   19:13:08  (  68.32,-109.59)    1.72                12
 11/10/2020   20:03:37   ( -68.20,  57.93) 11/10/2020   20:02:38  ( -68.22,  57.92)    2.78                59
 11/13/2020   10:39:05   ( -68.43,-161.22) 11/13/2020   10:40:10  ( -68.42,-161.24)    0.90                65
 11/13/2020   11:29:49   (  68.30,   6.26) 11/13/2020   11:29:37  (  68.31,   6.26)    1.12                12
 11/13/2020   12:20:24   ( -67.84, 174.14) 11/13/2020   12:19:12  ( -67.93, 173.45)   30.56                72
 11/16/2020   02:55:57   ( -68.40, -45.41) 11/16/2020   02:56:38  ( -68.40, -45.39)    1.16                41
 11/16/2020   03:46:41   (  68.27, 122.06) 11/16/2020   03:46:05  (  68.28, 122.11)    2.53                36
 11/18/2020   18:22:19   (  69.05, -97.82) 11/18/2020   18:23:28  (  68.98, -96.43)   56.04                69
 11/18/2020   19:12:49   ( -68.32,  70.46) 11/18/2020   19:13:08  ( -68.32,  70.40)    2.74                19
 11/18/2020   20:03:33   (  68.20,-122.07) 11/18/2020   20:02:35  (  68.20,-122.11)    1.57                58
 11/21/2020   10:39:01   (  68.44,  18.77) 11/21/2020   10:40:06  (  68.44,  18.79)    0.85                65
 11/21/2020   11:29:42   ( -68.30,-173.74) 11/21/2020   11:29:37  ( -68.29,-173.76)    1.41                 5
 11/21/2020   12:20:20   (  67.85,  -5.87) 11/21/2020   12:19:08  (  67.94,  -6.53)   29.40                72