Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2021 11 23.  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   (  69.34,  93.42) 11/24/2021   05:37:55  (  69.26,  93.86)   18.99                72
 11/24/2021   06:27:21   ( -69.05, -98.85) 11/24/2021   06:27:27  ( -69.03, -98.80)    2.45                 6
 11/24/2021   07:18:04   (  68.87,  68.70) 11/24/2021   07:16:55  (  68.87,  68.64)    2.75                69
 11/26/2021   21:53:30   (  69.10,-150.47) 11/26/2021   21:54:22  (  69.11,-150.46)    1.71                52
 11/26/2021   22:44:12   ( -69.02,  16.96) 11/26/2021   22:43:52  ( -69.00,  17.03)    3.59                20
 11/26/2021   23:34:41   (  68.09,-174.51) 11/26/2021   23:33:33  (  68.11,-176.41)   79.08                68
 11/29/2021   14:10:22   (  69.08, -34.66) 11/29/2021   14:10:48  (  69.07, -34.63)    1.33                26
 11/29/2021   15:01:03   ( -68.94, 132.84) 11/29/2021   15:00:18  ( -68.96, 132.86)    2.06                45
 12/02/2021   05:36:33   ( -69.34, -86.55) 12/02/2021   05:37:45  ( -69.25, -86.17)   18.29                72
 12/02/2021   06:27:13   (  69.01,  81.22) 12/02/2021   06:27:14  (  69.02,  81.19)    2.11                 1
 12/02/2021   07:17:55   ( -68.92,-111.35) 12/02/2021   07:16:44  ( -68.91,-111.32)    1.67                71
 12/04/2021   21:53:21   ( -69.11,  29.55) 12/04/2021   21:54:13  ( -69.08,  29.50)    3.34                52
 12/04/2021   22:44:05   (  68.99,-162.98) 12/04/2021   22:43:40  (  68.97,-163.00)    3.00                25
 12/04/2021   23:34:31   ( -68.05,   5.57) 12/04/2021   23:33:23  ( -68.14,   3.62)   81.53                68