Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2021 11 22.  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)
 11/24/2021   05:36:43   (  69.35,  93.40) 11/24/2021   05:37:54  (  69.30,  93.91)   20.61                71
 11/24/2021   06:27:20   ( -69.01, -98.80) 11/24/2021   06:27:27  ( -69.02, -98.82)    1.67                 7
 11/24/2021   07:18:04   (  68.88,  68.68) 11/24/2021   07:16:54  (  68.91,  68.69)    3.50                70
 11/26/2021   21:53:31   (  69.11,-150.49) 11/26/2021   21:54:23  (  69.10,-150.48)    1.84                52
 11/26/2021   22:44:12   ( -68.98,  17.02) 11/26/2021   22:43:53  ( -68.99,  17.01)    0.54                19
 11/26/2021   23:34:41   (  68.05,-174.45) 11/26/2021   23:33:34  (  68.09,-176.43)   82.21                67
 11/29/2021   14:10:21   (  69.04, -34.60) 11/29/2021   14:10:48  (  69.05, -34.66)    2.61                27
 11/29/2021   15:01:03   ( -68.96, 132.83) 11/29/2021   15:00:18  ( -68.94, 132.84)    1.54                45
 12/02/2021   05:36:33   ( -69.35, -86.57) 12/02/2021   05:37:44  ( -69.28, -86.12)   19.12                71
 12/02/2021   06:27:13   (  69.02,  81.20) 12/02/2021   06:27:14  (  69.00,  81.16)    2.82                 1
 12/02/2021   07:17:54   ( -68.88,-111.29) 12/02/2021   07:16:44  ( -68.89,-111.34)    2.42                70
 12/04/2021   21:53:21   ( -69.12,  29.53) 12/04/2021   21:54:12  ( -69.11,  29.54)    0.70                51
 12/04/2021   22:44:05   (  69.00,-163.00) 12/04/2021   22:43:39  (  68.99,-162.97)    1.52                26
 12/04/2021   23:34:31   ( -68.06,   5.56) 12/04/2021   23:33:23  ( -68.11,   3.59)   81.96                68