Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2021 11 16.  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)
 11/18/2021   21:53:36   ( -69.02,  29.50) 11/18/2021   21:54:36  ( -69.03,  29.43)    2.65                60
 11/18/2021   22:44:21   (  68.95,-163.09) 11/18/2021   22:44:03  (  68.92,-163.06)    3.04                18
 11/18/2021   23:34:52   ( -68.28,   5.12) 11/18/2021   23:33:42  ( -68.30,   3.82)   53.57                70
 11/21/2021   13:20:11   (  70.08, -23.60) 11/21/2021   13:21:17  (  69.95, -21.09)   96.47                66
 11/21/2021   14:10:34   ( -68.99, 145.30) 11/21/2021   14:11:02  ( -69.01, 145.28)    1.84                28
 11/21/2021   15:01:19   (  68.92, -47.28) 11/21/2021   15:00:29  (  68.90, -47.21)    3.57                50
 11/24/2021   05:36:51   (  69.10,  93.60) 11/24/2021   05:37:58  (  69.09,  93.64)    1.87                67
 11/24/2021   06:27:32   ( -68.96, -98.89) 11/24/2021   06:27:28  ( -68.98, -98.87)    2.31                 4
 11/24/2021   07:18:11   (  68.57,  68.95) 11/24/2021   07:16:59  (  68.64,  68.36)   25.63                72
 11/26/2021   21:53:49   (  69.08,-150.60) 11/26/2021   21:54:24  (  69.06,-150.53)    3.70                35
 11/26/2021   22:44:29   ( -68.94,  16.91) 11/26/2021   22:43:53  ( -68.95,  16.97)    2.93                36
 11/29/2021   13:20:07   ( -69.44, 157.34) 11/29/2021   13:21:18  ( -69.35, 158.09)   31.19                71
 11/29/2021   14:10:45   (  69.00, -34.73) 11/29/2021   14:10:49  (  69.01, -34.70)    2.14                 4
 11/29/2021   15:01:26   ( -68.86, 132.78) 11/29/2021   15:00:20  ( -68.86, 132.73)    1.88                66