Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 9 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)
 09/23/2020   18:22:35   ( -68.52,  82.81) 09/23/2020   18:23:46  ( -68.49,  82.98)    8.08                71
 09/23/2020   19:13:17   (  68.29,-109.59) 09/23/2020   19:13:14  (  68.32,-109.57)    3.35                 3
 09/23/2020   20:03:58   ( -68.15,  57.91) 09/23/2020   20:02:45  ( -68.16,  57.87)    2.12                73
 09/26/2020   10:39:28   ( -68.37,-161.22) 09/26/2020   10:40:17  ( -68.39,-161.26)    3.06                49
 09/26/2020   11:30:12   (  68.25,   6.24) 09/26/2020   11:29:44  (  68.28,   6.25)    3.14                28
 09/26/2020   12:20:37   ( -67.24, 174.80) 09/26/2020   12:19:30  ( -67.28, 172.74)   88.64                67
 09/29/2020   02:05:57   (  69.27, 146.01) 09/29/2020   02:07:04  (  69.17, 147.96)   77.88                67
 09/29/2020   02:56:23   ( -68.32, -45.38) 09/29/2020   02:56:47  ( -68.34, -45.44)    3.18                24
 09/29/2020   03:47:07   (  68.20, 122.07) 09/29/2020   03:46:14  (  68.22, 122.07)    2.16                53
 10/01/2020   18:22:36   (  68.43, -97.07) 10/01/2020   18:23:45  (  68.44, -97.07)    1.59                69
 10/01/2020   19:13:17   ( -68.28,  70.44) 10/01/2020   19:13:16  ( -68.29,  70.38)    2.97                 1
 10/01/2020   20:03:58   (  68.00,-121.90) 10/01/2020   20:02:45  (  68.06,-122.25)   15.76                73
 10/04/2020   10:39:31   (  68.39,  18.75) 10/04/2020   10:40:15  (  68.38,  18.74)    1.11                44
 10/04/2020   11:30:13   ( -68.29,-173.80) 10/04/2020   11:29:45  ( -68.29,-173.75)    2.36                28
 10/07/2020   02:05:57   ( -69.26, -33.97) 10/07/2020   02:07:05  ( -69.16, -32.05)   76.34                68
 10/07/2020   02:56:26   (  68.36, 134.57) 10/07/2020   02:56:44  (  68.37, 134.60)    2.41                18