Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 7 16.  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)
 07/16/2020   10:39:03   (  68.56,  18.58) 07/16/2020   10:40:14  (  68.52,  18.93)   14.90                71
 07/16/2020   11:29:41   ( -68.27,-173.73) 07/16/2020   11:29:47  ( -68.25,-173.77)    3.13                 6
 07/16/2020   12:20:25   (  68.13,  -6.25) 07/16/2020   12:19:14  (  68.14,  -6.26)    0.85                71
 07/19/2020   02:55:56   (  68.36, 134.61) 07/19/2020   02:56:46  (  68.38, 134.64)    3.07                50
 07/19/2020   03:46:37   ( -68.23, -57.91) 07/19/2020   03:46:17  ( -68.22, -57.92)    0.99                20
 07/19/2020   04:37:06   (  67.28, 110.56) 07/19/2020   04:35:58  (  67.32, 108.69)   80.44                68
 07/21/2020   19:12:51   (  68.32,-109.58) 07/21/2020   19:13:16  (  68.29,-109.59)    2.94                25
 07/21/2020   20:03:32   ( -68.19,  57.91) 07/21/2020   20:02:46  ( -68.19,  57.92)    0.60                46
 07/24/2020   10:39:05   ( -68.52,-161.38) 07/24/2020   10:40:17  ( -68.49,-161.12)   10.94                72
 07/24/2020   11:29:47   (  68.28,   6.24) 07/24/2020   11:29:46  (  68.25,   6.24)    2.97                 1
 07/24/2020   12:20:28   ( -68.15, 173.73) 07/24/2020   12:19:16  ( -68.16, 173.76)    1.69                72
 07/27/2020   02:55:59   ( -68.37, -45.42) 07/27/2020   02:56:48  ( -68.39, -45.36)    3.36                49
 07/27/2020   03:46:42   (  68.19, 122.12) 07/27/2020   03:46:16  (  68.21, 122.07)    2.95                26
 07/27/2020   04:37:08   ( -67.25, -69.41) 07/27/2020   04:36:00  ( -67.34, -71.30)   81.94                68
 07/29/2020   18:22:28   (  69.23, -98.13) 07/29/2020   18:23:36  (  69.11, -96.21)   77.04                68
 07/29/2020   19:12:54   ( -68.28,  70.46) 07/29/2020   19:13:19  ( -68.30,  70.40)    2.64                25
 07/29/2020   20:03:38   (  68.16,-122.07) 07/29/2020   20:02:46  (  68.17,-122.10)    1.46                52