Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2021 12 30.  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   ( -69.83, 157.06) 12/31/2021   13:20:21  ( -69.76, 158.64)   61.16                69
 12/31/2021   14:09:45   (  69.12, -34.62) 12/31/2021   14:09:58  (  69.10, -34.59)    1.84                13
 12/31/2021   15:00:26   ( -68.99, 132.88) 12/31/2021   14:59:28  ( -68.99, 132.90)    0.67                58
 01/03/2022   05:35:51   ( -69.21, -86.27) 01/03/2022   05:36:55  ( -69.19, -86.24)    2.68                64
 01/03/2022   06:26:35   (  69.09,  81.21) 01/03/2022   06:26:22  (  69.08,  81.26)    2.35                13
 01/03/2022   07:17:09   ( -68.58,-110.79) 01/03/2022   07:15:58  ( -68.63,-111.66)   36.00                71
 01/05/2022   21:52:42   ( -69.18,  29.55) 01/05/2022   21:53:20  ( -69.15,  29.60)    3.22                38
 01/05/2022   22:43:25   (  69.01,-162.90) 01/05/2022   22:42:47  (  69.04,-162.91)    3.53                38
 01/08/2022   13:18:59   (  69.67, -22.68) 01/08/2022   13:20:09  (  69.55, -21.63)   42.51                70
 01/08/2022   14:09:32   ( -69.10, 145.45) 01/08/2022   14:09:45  ( -69.11, 145.43)    1.73                13
 01/08/2022   15:00:16   (  68.98, -47.08) 01/08/2022   14:59:12  (  68.99, -47.08)    1.00                64
 01/11/2022   05:35:42   (  69.22,  93.74) 01/11/2022   05:36:39  (  69.22,  93.82)    2.83                57
 01/11/2022   06:26:23   ( -69.08, -98.74) 01/11/2022   06:26:10  ( -69.06, -98.75)    1.72                13
 01/11/2022   07:16:56   (  68.37,  69.51) 01/11/2022   07:15:46  (  68.44,  68.12)   57.51                70