Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2021 10 25.  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)
 10/25/2021   22:43:48   ( -68.97,  16.98) 10/25/2021   22:44:31  ( -68.94,  16.99)    2.85                43
 10/25/2021   23:34:32   (  68.84,-175.54) 10/25/2021   23:33:58  (  68.83,-175.50)    2.22                34
 10/28/2021   14:10:10   (  69.37, -35.14) 10/28/2021   14:11:21  (  69.26, -34.35)   33.45                71
 10/28/2021   15:00:45   ( -68.90, 132.83) 10/28/2021   15:00:55  ( -68.93, 132.86)    2.75                10
 10/28/2021   15:51:29   (  68.78, -59.70) 10/28/2021   15:50:23  (  68.76, -59.71)    2.94                66
 10/31/2021   06:27:02   (  68.99,  81.15) 10/31/2021   06:27:50  (  69.01,  81.21)    3.36                48
 10/31/2021   07:17:43   ( -68.84,-111.33) 10/31/2021   07:17:21  ( -68.85,-111.36)    1.12                22
 10/31/2021   08:08:10   (  67.81,  57.31) 10/31/2021   08:07:03  (  67.89,  55.14)   91.71                67
 11/02/2021   21:53:29   ( -69.74,  28.53) 11/02/2021   21:54:38  ( -69.65,  30.29)   68.85                69
 11/02/2021   22:44:00   (  68.94,-163.02) 11/02/2021   22:44:16  (  68.92,-163.01)    1.64                16
 11/02/2021   23:34:41   ( -68.79,   4.50) 11/02/2021   23:33:46  ( -68.82,   4.49)    3.40                55
 11/05/2021   14:10:14   ( -69.00, 145.35) 11/05/2021   14:11:14  ( -69.00, 145.33)    0.86                60
 11/05/2021   15:00:58   (  68.88, -47.18) 11/05/2021   15:00:41  (  68.88, -47.18)    0.38                17
 11/05/2021   15:51:30   ( -68.25, 120.97) 11/05/2021   15:50:20  ( -68.28, 119.72)   51.68                70