Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 10 4.  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)
 10/07/2020   02:05:55   ( -69.52, -34.25) 10/07/2020   02:07:01  ( -69.39, -31.75)   98.71                66
 10/07/2020   02:56:20   (  68.39, 134.60) 10/07/2020   02:56:44  (  68.40, 134.64)    1.62                24
 10/07/2020   03:47:01   ( -68.25, -57.90) 10/07/2020   03:46:15  ( -68.23, -57.93)    1.80                46
 10/09/2020   18:22:32   ( -68.66,  82.71) 10/09/2020   18:23:43  ( -68.61,  83.13)   17.94                71
 10/09/2020   19:13:12   (  68.33,-109.55) 10/09/2020   19:13:13  (  68.33,-109.57)    0.64                 1
 10/09/2020   20:03:54   ( -68.24,  57.88) 10/09/2020   20:02:43  ( -68.23,  57.94)    2.80                71
 10/12/2020   10:39:22   ( -68.44,-161.23) 10/12/2020   10:40:15  ( -68.43,-161.21)    1.33                53
 10/12/2020   11:30:05   (  68.27,   6.29) 10/12/2020   11:29:43  (  68.26,   6.23)    3.10                22
 10/12/2020   12:20:34   ( -67.48, 174.59) 10/12/2020   12:19:25  ( -67.49, 172.97)   68.90                69
 10/15/2020   02:05:52   (  69.50, 145.78) 10/15/2020   02:06:58  (  69.40, 148.27)   98.02                66
 10/15/2020   02:56:15   ( -68.38, -45.39) 10/15/2020   02:56:45  ( -68.36, -45.41)    2.71                30
 10/15/2020   03:46:58   (  68.22, 122.13) 10/15/2020   03:46:12  (  68.24, 122.08)    2.94                46
 10/17/2020   18:22:30   (  68.64, -97.28) 10/17/2020   18:23:41  (  68.60, -96.87)   17.09                71
 10/17/2020   19:13:08   ( -68.33,  70.45) 10/17/2020   19:13:14  ( -68.34,  70.44)    1.04                 6
 10/17/2020   20:03:52   (  68.22,-122.10) 10/17/2020   20:02:41  (  68.21,-122.06)    1.79                71