Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 2 1.  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)
 02/02/2020   02:55:42   ( -68.77, -45.88) 02/02/2020   02:56:54  ( -68.64, -45.22)   30.25                72
 02/02/2020   03:46:20   (  68.32, 122.01) 02/02/2020   03:46:25  (  68.32, 122.03)    1.00                 5
 02/02/2020   04:37:01   ( -68.18, -70.49) 02/02/2020   04:35:55  ( -68.20, -70.47)    2.70                66
 02/04/2020   19:12:32   ( -68.43,  70.33) 02/04/2020   19:13:31  ( -68.41,  70.36)    2.40                59
 02/04/2020   20:03:15   (  68.25,-122.13) 02/04/2020   20:02:59  (  68.24,-122.19)    2.64                16
 02/04/2020   20:53:47   ( -67.62,  45.97) 02/04/2020   20:52:37  ( -67.69,  44.80)   50.06                70
 02/07/2020   11:29:27   ( -68.35,-173.81) 02/07/2020   11:30:05  ( -68.34,-173.87)    3.15                38
 02/07/2020   12:20:11   (  68.23,  -6.35) 02/07/2020   12:19:32  (  68.22,  -6.35)    1.18                39
 02/10/2020   02:55:51   (  68.97, 133.82) 02/10/2020   02:57:00  (  68.86, 135.01)   49.15                69
 02/10/2020   03:46:23   ( -68.34, -58.02) 02/10/2020   03:46:38  ( -68.32, -58.02)    2.45                15
 02/10/2020   04:37:07   (  68.22, 109.44) 02/10/2020   04:36:05  (  68.20, 109.48)    2.97                62
 02/12/2020   19:12:36   (  68.42,-109.68) 02/12/2020   19:13:39  (  68.45,-109.64)    3.19                63
 02/12/2020   20:03:17   ( -68.27,  57.83) 02/12/2020   20:03:10  ( -68.30,  57.81)    2.56                 7
 02/12/2020   20:53:54   (  67.78,-134.24) 02/12/2020   20:52:43  (  67.84,-135.08)   35.56                71