Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2021 11 11.  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)
 11/13/2021   14:10:25   (  68.99, -34.68) 11/13/2021   14:11:10  (  69.02, -34.69)    2.97                45
 11/13/2021   15:01:07   ( -68.91, 132.75) 11/13/2021   15:00:40  ( -68.91, 132.80)    1.92                27
 11/16/2021   05:36:51   ( -69.72, -87.26) 11/16/2021   05:38:00  ( -69.62, -85.67)   62.56                69
 11/16/2021   06:27:23   (  68.96,  81.13) 11/16/2021   06:27:37  (  68.95,  81.11)    1.15                14
 11/16/2021   07:18:04   ( -68.82,-111.36) 11/16/2021   07:17:07  ( -68.84,-111.40)    3.11                57
 11/18/2021   21:53:37   ( -69.05,  29.46) 11/18/2021   21:54:36  ( -69.05,  29.46)    0.29                59
 11/18/2021   22:44:21   (  68.93,-163.06) 11/18/2021   22:44:03  (  68.94,-163.04)    1.72                18
 11/18/2021   23:34:52   ( -68.25,   5.15) 11/18/2021   23:33:42  ( -68.33,   3.85)   54.26                70
 11/21/2021   13:20:11   (  70.07, -23.57) 11/21/2021   13:21:17  (  69.97, -21.07)   95.89                66
 11/21/2021   14:10:35   ( -69.02, 145.26) 11/21/2021   14:11:02  ( -69.03, 145.32)    2.56                27
 11/21/2021   15:01:18   (  68.84, -47.18) 11/21/2021   15:00:30  (  68.86, -47.26)    3.38                48
 11/24/2021   05:36:50   (  69.08,  93.62) 11/24/2021   05:37:57  (  69.11,  93.66)    3.31                67
 11/24/2021   06:27:31   ( -68.94, -98.86) 11/24/2021   06:27:28  ( -68.95, -98.91)    2.17                 3
 11/24/2021   07:18:11   (  68.60,  68.90) 11/24/2021   07:16:58  (  68.66,  68.38)   22.14                73