Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2022 12 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)
 12/28/2022   02:32:53   (  71.24, 136.54) 12/28/2022   02:33:59  (  71.12, 139.04)   90.44                66
 12/28/2022   03:23:18   ( -70.27, -54.53) 12/28/2022   03:23:38  ( -70.29, -54.56)    2.88                20
 12/28/2022   04:14:02   (  70.14, 112.97) 12/28/2022   04:13:02  (  70.17, 112.92)    3.27                60
 12/30/2022   16:17:16   ( -70.30, 111.94) 12/30/2022   16:17:43  ( -70.31, 111.93)    1.99                27
 12/30/2022   17:08:00   (  70.18, -80.57) 12/30/2022   17:07:07  (  70.19, -80.59)    1.85                53
 01/02/2023   05:11:15   ( -70.33, -81.60) 01/02/2023   05:11:49  ( -70.32, -81.61)    0.91                34
 01/02/2023   06:01:59   (  70.22,  85.89) 01/02/2023   06:01:13  (  70.20,  85.88)    1.62                46
 01/04/2023   18:05:14   ( -70.37,  84.85) 01/04/2023   18:05:54  ( -70.37,  84.92)    2.67                40
 01/04/2023   18:55:58   (  70.26,-107.67) 01/04/2023   18:55:18  (  70.25,-107.60)    2.91                40
 01/07/2023   06:59:12   ( -70.36,-108.62) 01/07/2023   07:00:00  ( -70.35,-108.65)    1.73                48
 01/07/2023   07:49:56   (  70.26,  58.85) 01/07/2023   07:49:24  (  70.23,  58.83)    3.17                32