Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2023 5 13.  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)
 05/13/2023   22:00:53   (  71.37,-155.26) 05/13/2023   22:02:03  (  71.25,-154.13)   42.39                70
 05/13/2023   22:51:27   ( -70.86,  12.93) 05/13/2023   22:51:33  ( -70.87,  12.93)    0.95                 6
 05/13/2023   23:42:10   (  70.70,-179.50) 05/13/2023   23:40:57  (  70.74,-179.61)    5.67                73
 05/16/2023   10:54:39   (  70.96,  11.97) 05/16/2023   10:55:35  (  70.97,  12.05)    3.27                56
 05/16/2023   11:45:19   ( -70.81, 179.53) 05/16/2023   11:45:00  ( -70.82, 179.46)    2.59                19
 05/18/2023   23:48:31   (  70.92, 178.55) 05/18/2023   23:49:01  (  70.93, 178.60)    2.25                30
 05/19/2023   00:39:13   ( -70.82, -13.97) 05/19/2023   00:38:26  ( -70.84, -13.90)    3.06                47
 05/21/2023   11:51:48   ( -71.40, 176.94) 05/21/2023   11:52:58  ( -71.34, 178.19)   45.11                70
 05/21/2023   12:42:24   (  70.89, -14.88) 05/21/2023   12:42:28  (  70.86, -14.90)    3.48                 4
 05/21/2023   13:33:06   ( -70.79, 152.61) 05/21/2023   13:31:53  ( -70.77, 152.62)    2.25                73
 05/24/2023   00:45:33   ( -70.96, -15.79) 05/24/2023   00:46:30  ( -70.97, -15.77)    0.63                57
 05/24/2023   01:36:17   (  70.87, 151.68) 05/24/2023   01:35:53  (  70.86, 151.73)    1.72                24
 05/26/2023   13:39:26   ( -70.94, 150.77) 05/26/2023   13:39:55  ( -70.94, 150.81)    1.57                29
 05/26/2023   14:30:09   (  70.80, -41.68) 05/26/2023   14:29:18  (  70.83, -41.70)    3.22                51