Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 4 10.  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)
 04/11/2020   10:39:14   (  69.20,  17.64) 04/11/2020   10:40:22  (  69.09,  19.53)   75.65                68
 04/11/2020   11:29:41   ( -68.32,-173.85) 04/11/2020   11:30:04  ( -68.31,-173.81)    1.96                23
 04/11/2020   12:20:24   (  68.14,  -6.31) 04/11/2020   12:19:32  (  68.15,  -6.36)    2.50                52
 04/14/2020   02:55:54   (  68.38, 134.52) 04/14/2020   02:57:02  (  68.38, 134.52)    0.70                68
 04/14/2020   03:46:35   ( -68.25, -57.99) 04/14/2020   03:46:32  ( -68.27, -57.97)    2.75                 3
 04/14/2020   04:37:14   (  67.90, 109.75) 04/14/2020   04:36:02  (  67.93, 109.28)   20.24                72
 04/16/2020   19:12:47   (  68.32,-109.62) 04/16/2020   19:13:29  (  68.33,-109.64)    1.69                42
 04/16/2020   20:03:29   ( -68.23,  57.81) 04/16/2020   20:02:59  ( -68.23,  57.86)    2.38                30
 04/19/2020   10:39:11   ( -69.12,-162.23) 04/19/2020   10:40:19  ( -69.01,-160.56)   67.55                68
 04/19/2020   11:29:42   (  68.31,   6.16) 04/19/2020   11:29:57  (  68.28,   6.18)    3.29                15
 04/19/2020   12:20:23   ( -68.16, 173.67) 04/19/2020   12:19:27  ( -68.18, 173.69)    2.00                56
 04/22/2020   02:55:52   ( -68.36, -45.44) 04/22/2020   02:56:58  ( -68.34, -45.50)    2.84                66
 04/22/2020   03:46:36   (  68.24, 122.02) 04/22/2020   03:46:25  (  68.22, 122.00)    2.60                11
 04/22/2020   04:37:12   ( -67.83, -70.14) 04/22/2020   04:36:00  ( -67.84, -70.81)   27.93                72