Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2021 8 26.  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)
 08/28/2021   07:17:18   ( -69.69,-112.44) 08/28/2021   07:18:25  ( -69.60,-110.36)   81.24                67
 08/28/2021   08:07:47   (  68.77,  56.17) 08/28/2021   08:08:05  (  68.78,  56.22)    2.16                18
 08/28/2021   08:58:28   ( -68.63,-136.33) 08/28/2021   08:57:36  ( -68.61,-136.36)    2.90                52
 08/30/2021   23:33:58   ( -68.81,   4.57) 08/30/2021   23:35:05  ( -68.82,   4.51)    2.64                67
 08/31/2021   00:24:42   (  68.69, 172.04) 08/31/2021   00:24:32  (  68.70, 172.01)    2.54                10
 08/31/2021   01:15:18   ( -68.28, -20.11) 08/31/2021   01:14:06  ( -68.37, -20.76)   28.86                72
 09/02/2021   15:50:53   ( -68.78, 120.37) 09/02/2021   15:51:30  ( -68.80, 120.37)    2.11                37
 09/02/2021   16:41:37   (  68.66, -72.16) 09/02/2021   16:40:57  (  68.68, -72.13)    2.60                40
 09/05/2021   07:17:12   (  69.12,  68.37) 09/05/2021   07:18:23  (  69.05,  68.93)   23.60                71
 09/05/2021   08:07:49   ( -68.76,-123.82) 09/05/2021   08:07:56  ( -68.78,-123.78)    3.04                 7
 09/05/2021   08:58:32   (  68.59,  43.71) 09/05/2021   08:57:24  (  68.60,  43.65)    3.19                68
 09/07/2021   23:34:03   (  68.83,-175.47) 09/07/2021   23:34:52  (  68.85,-175.44)    2.43                49
 09/08/2021   00:24:44   ( -68.68,  -7.95) 09/08/2021   00:24:23  ( -68.70,  -8.00)    2.59                21
 09/08/2021   01:15:12   (  67.71, 160.60) 09/08/2021   01:14:05  (  67.73, 158.50)   88.63                67