Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 4 23.  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)
 04/24/2020   19:12:46   ( -68.31,  70.39) 04/24/2020   19:13:25  ( -68.31,  70.36)    1.54                39
 04/24/2020   20:03:30   (  68.18,-122.14) 04/24/2020   20:02:52  (  68.20,-122.13)    1.76                38
 04/27/2020   10:39:06   (  68.82,  18.18) 04/27/2020   10:40:16  (  68.69,  19.08)   38.88                70
 04/27/2020   11:29:40   ( -68.30,-173.82) 04/27/2020   11:29:51  ( -68.30,-173.76)    2.58                11
 04/27/2020   12:20:23   (  68.12,  -6.29) 04/27/2020   12:19:19  (  68.13,  -6.32)    1.68                64
 04/30/2020   02:55:52   (  68.33, 134.60) 04/30/2020   02:56:49  (  68.34, 134.55)    2.68                57
 04/30/2020   03:46:34   ( -68.24, -57.97) 04/30/2020   03:46:19  ( -68.24, -57.95)    0.95                15
 04/30/2020   04:37:06   (  67.47, 110.29) 04/30/2020   04:35:57  (  67.50, 108.85)   61.36                69
 05/02/2020   19:12:47   (  68.33,-109.63) 05/02/2020   19:13:16  (  68.33,-109.58)    2.02                29
 05/02/2020   20:03:28   ( -68.18,  57.88) 05/02/2020   20:02:47  ( -68.17,  57.86)    0.95                41
 05/05/2020   10:39:02   ( -68.65,-161.59) 05/05/2020   10:40:14  ( -68.54,-161.07)   23.78                72
 05/05/2020   11:29:41   (  68.27,   6.22) 05/05/2020   11:29:44  (  68.26,   6.22)    1.66                 3
 05/05/2020   12:20:22   ( -68.12, 173.73) 05/05/2020   12:19:15  ( -68.10, 173.67)    3.15                67