Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2021 12 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)
 12/31/2021   13:19:12   ( -69.85, 157.03) 12/31/2021   13:20:21  ( -69.74, 158.61)   61.97                69
 12/31/2021   14:09:44   (  69.09, -34.57) 12/31/2021   14:09:58  (  69.08, -34.62)    2.05                14
 12/31/2021   15:00:25   ( -68.96, 132.92) 12/31/2021   14:59:28  ( -68.96, 132.87)    2.41                57
 01/03/2022   05:35:51   ( -69.18, -86.23) 01/03/2022   05:36:56  ( -69.16, -86.27)    2.64                65
 01/03/2022   06:26:35   (  69.06,  81.25) 01/03/2022   06:26:23  (  69.05,  81.22)    1.36                12
 01/03/2022   07:17:10   ( -68.60,-110.82) 01/03/2022   07:15:58  ( -68.66,-111.63)   33.50                72
 01/05/2022   21:52:42   ( -69.15,  29.60) 01/05/2022   21:53:21  ( -69.13,  29.56)    2.86                39
 01/05/2022   22:43:26   (  69.03,-162.93) 01/05/2022   22:42:48  (  69.01,-162.94)    2.45                38
 01/08/2022   13:18:58   (  69.63, -22.63) 01/08/2022   13:20:09  (  69.51, -21.68)   39.29                71
 01/08/2022   14:09:32   ( -69.12, 145.42) 01/08/2022   14:09:44  ( -69.13, 145.46)    2.08                12
 01/08/2022   15:00:16   (  69.01, -47.11) 01/08/2022   14:59:11  (  69.01, -47.05)    2.53                65
 01/11/2022   05:35:41   (  69.19,  93.79) 01/11/2022   05:36:39  (  69.18,  93.76)    1.66                58
 01/11/2022   06:26:23   ( -69.10, -98.76) 01/11/2022   06:26:09  ( -69.08, -98.73)    2.46                14
 01/11/2022   07:16:55   (  68.34,  69.55) 01/11/2022   07:15:46  (  68.39,  68.07)   61.27                69