Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2021 11 10.  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)
 11/10/2021   21:53:31   (  69.20,-150.73) 11/10/2021   21:54:42  (  69.18,-150.37)   14.85                71
 11/10/2021   22:44:10   ( -68.96,  16.92) 11/10/2021   22:44:14  ( -68.95,  16.98)    2.58                 4
 11/10/2021   23:34:53   (  68.78,-175.52) 11/10/2021   23:33:42  (  68.79,-175.58)    2.73                71
 11/13/2021   14:10:26   (  69.01, -34.69) 11/13/2021   14:11:11  (  69.01, -34.71)    0.47                45
 11/13/2021   15:01:07   ( -68.87, 132.81) 11/13/2021   15:00:41  ( -68.90, 132.79)    3.17                26
 11/16/2021   05:36:51   ( -69.73, -87.28) 11/16/2021   05:38:00  ( -69.61, -85.69)   63.09                69
 11/16/2021   06:27:23   (  68.97,  81.12) 11/16/2021   06:27:36  (  69.00,  81.16)    3.36                13
 11/16/2021   07:18:04   ( -68.83,-111.38) 11/16/2021   07:17:07  ( -68.83,-111.41)    1.55                57
 11/18/2021   21:53:37   ( -69.06,  29.44) 11/18/2021   21:54:36  ( -69.04,  29.45)    2.74                59
 11/18/2021   22:44:21   (  68.94,-163.08) 11/18/2021   22:44:03  (  68.92,-163.06)    1.96                18
 11/18/2021   23:34:52   ( -68.26,   5.14) 11/18/2021   23:33:42  ( -68.32,   3.83)   53.95                70
 11/21/2021   13:20:11   (  70.08, -23.59) 11/21/2021   13:21:17  (  69.95, -21.09)   96.15                66
 11/21/2021   14:10:35   ( -69.03, 145.25) 11/21/2021   14:11:02  ( -69.02, 145.30)    2.74                27
 11/21/2021   15:01:19   (  68.91, -47.28) 11/21/2021   15:00:29  (  68.90, -47.21)    3.05                50