Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 1 28.  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)
 01/30/2020   11:29:25   (  68.35,   6.21) 01/30/2020   11:29:53  (  68.33,   6.18)    2.75                28
 01/30/2020   12:20:06   ( -68.21, 173.71) 01/30/2020   12:19:23  ( -68.22, 173.69)    1.68                43
 02/02/2020   02:55:42   ( -68.77, -45.88) 02/02/2020   02:56:54  ( -68.65, -45.21)   30.53                72
 02/02/2020   03:46:20   (  68.33, 122.00) 02/02/2020   03:46:25  (  68.31, 122.03)    1.99                 5
 02/02/2020   04:37:01   ( -68.18, -70.49) 02/02/2020   04:35:55  ( -68.21, -70.46)    3.28                66
 02/04/2020   19:12:32   ( -68.43,  70.33) 02/04/2020   19:13:31  ( -68.41,  70.37)    2.35                59
 02/04/2020   20:03:15   (  68.26,-122.14) 02/04/2020   20:02:59  (  68.24,-122.19)    2.76                16
 02/04/2020   20:53:48   ( -67.68,  45.90) 02/04/2020   20:52:37  ( -67.70,  44.80)   46.22                71
 02/07/2020   11:29:27   ( -68.36,-173.81) 02/07/2020   11:30:05  ( -68.34,-173.86)    2.69                38
 02/07/2020   12:20:11   (  68.24,  -6.35) 02/07/2020   12:19:32  (  68.22,  -6.35)    2.17                39
 02/10/2020   02:55:51   (  68.97, 133.81) 02/10/2020   02:57:00  (  68.86, 135.01)   49.68                69
 02/10/2020   03:46:23   ( -68.34, -58.03) 02/10/2020   03:46:38  ( -68.32, -58.02)    2.47                15
 02/10/2020   04:37:06   (  68.17, 109.50) 02/10/2020   04:36:05  (  68.20, 109.48)    2.73                61