Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 6 17.  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)
 06/17/2020   02:55:43   (  68.36, 134.62) 06/17/2020   02:56:45  (  68.39, 134.64)    3.04                62
 06/17/2020   03:46:24   ( -68.23, -57.89) 06/17/2020   03:46:16  ( -68.22, -57.93)    1.76                 8
 06/17/2020   04:37:00   (  67.67, 110.12) 06/17/2020   04:35:49  (  67.78, 109.20)   40.86                71
 06/19/2020   19:12:37   (  68.34,-109.58) 06/19/2020   19:13:15  (  68.34,-109.54)    1.71                38
 06/19/2020   20:03:18   ( -68.21,  57.91) 06/19/2020   20:02:46  ( -68.18,  57.90)    2.77                32
 06/22/2020   10:38:59   ( -69.09,-162.11) 06/22/2020   10:40:08  ( -68.97,-160.53)   64.48                69
 06/22/2020   11:29:30   (  68.27,   6.29) 06/22/2020   11:29:45  (  68.30,   6.29)    2.83                15
 06/22/2020   12:20:11   ( -68.14, 173.78) 06/22/2020   12:19:16  ( -68.14, 173.74)    2.13                55
 06/25/2020   02:55:39   ( -68.38, -45.38) 06/25/2020   02:56:47  ( -68.37, -45.39)    0.97                68
 06/25/2020   03:46:23   (  68.26, 122.09) 06/25/2020   03:46:14  (  68.25, 122.11)    1.25                 9
 06/25/2020   04:37:00   ( -67.90, -70.15) 06/25/2020   04:35:47  ( -67.99, -70.57)   19.89                73
 06/27/2020   19:12:32   ( -68.31,  70.49) 06/27/2020   19:13:17  ( -68.32,  70.43)    2.92                45
 06/27/2020   20:03:16   (  68.19,-122.05) 06/27/2020   20:02:44  (  68.20,-122.07)    1.52                32
 06/30/2020   10:38:57   (  69.08,  17.92) 06/30/2020   10:40:06  (  68.98,  19.49)   63.71                69
 06/30/2020   11:29:26   ( -68.29,-173.71) 06/30/2020   11:29:47  ( -68.28,-173.74)    2.30                21
 06/30/2020   12:20:10   (  68.17,  -6.25) 06/30/2020   12:19:14  (  68.15,  -6.25)    3.07                56