Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2021 12 2.  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)
 12/02/2021   05:36:33   ( -69.35, -86.56) 12/02/2021   05:37:44  ( -69.29, -86.11)   18.69                71
 12/02/2021   06:27:13   (  69.00,  81.22) 12/02/2021   06:27:14  (  69.02,  81.18)    2.65                 1
 12/02/2021   07:17:55   ( -68.93,-111.36) 12/02/2021   07:16:44  ( -68.90,-111.33)    3.11                71
 12/04/2021   21:53:21   ( -69.12,  29.54) 12/04/2021   21:54:12  ( -69.12,  29.55)    0.99                51
 12/04/2021   22:44:05   (  68.99,-162.98) 12/04/2021   22:43:40  (  68.96,-163.01)    3.37                25
 12/04/2021   23:34:31   ( -68.05,   5.56) 12/04/2021   23:33:23  ( -68.12,   3.60)   81.84                68
 12/07/2021   13:19:46   (  70.03, -23.33) 12/07/2021   13:20:53  (  69.94, -21.10)   85.26                67
 12/07/2021   14:10:11   ( -69.05, 145.41) 12/07/2021   14:10:37  ( -69.06, 145.35)    2.72                26
 12/07/2021   15:00:55   (  68.92, -47.11) 12/07/2021   15:00:04  (  68.94, -47.15)    3.05                51
 12/10/2021   05:36:22   (  69.17,  93.70) 12/10/2021   05:37:32  (  69.15,  93.71)    2.62                70
 12/10/2021   06:27:03   ( -69.03, -98.80) 12/10/2021   06:27:02  ( -69.04, -98.80)    0.25                 1
 12/10/2021   07:17:44   (  68.75,  68.90) 12/10/2021   07:16:31  (  68.81,  68.56)   14.99                73
 12/12/2021   21:53:13   (  69.11,-150.44) 12/12/2021   21:53:57  (  69.11,-150.45)    0.76                44
 12/12/2021   22:43:55   ( -69.02,  17.00) 12/12/2021   22:43:27  ( -69.01,  17.05)    2.81                28
 12/15/2021   13:19:35   ( -69.96, 156.80) 12/15/2021   13:20:43  ( -69.86, 158.78)   76.57                68
 12/15/2021   14:10:04   (  69.05, -34.58) 12/15/2021   14:10:22  (  69.08, -34.61)    3.04                18
 12/15/2021   15:00:46   ( -68.96, 132.86) 12/15/2021   14:59:52  ( -68.97, 132.89)    1.49                54