Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 10 15.  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)
 10/15/2020   03:46:59   (  68.27, 122.06) 10/15/2020   03:46:11  (  68.27, 122.12)    2.39                48
 10/17/2020   18:22:30   (  68.64, -97.27) 10/17/2020   18:23:41  (  68.58, -96.91)   16.03                71
 10/17/2020   19:13:08   ( -68.34,  70.44) 10/17/2020   19:13:13  ( -68.36,  70.46)    2.69                 5
 10/17/2020   20:03:52   (  68.21,-122.10) 10/17/2020   20:02:41  (  68.19,-122.10)    2.71                71
 10/20/2020   10:39:20   (  68.42,  18.78) 10/20/2020   10:40:12  (  68.43,  18.79)    1.08                52
 10/20/2020   11:30:00   ( -68.28,-173.72) 10/20/2020   11:29:42  ( -68.27,-173.76)    1.96                18
 10/20/2020   12:20:30   (  67.40,  -5.33) 10/20/2020   12:19:22  (  67.43,  -7.10)   75.46                68
 10/23/2020   02:56:12   (  68.37, 134.61) 10/23/2020   02:56:40  (  68.39, 134.63)    2.37                28
 10/23/2020   03:46:53   ( -68.23, -57.89) 10/23/2020   03:46:11  ( -68.24, -57.92)    1.93                42
 10/25/2020   18:22:27   ( -68.76,  82.56) 10/25/2020   18:23:39  ( -68.64,  83.17)   27.82                72
 10/25/2020   19:13:05   (  68.32,-109.55) 10/25/2020   19:13:09  (  68.35,-109.54)    2.95                 4
 10/25/2020   20:03:46   ( -68.18,  57.95) 10/25/2020   20:02:40  ( -68.20,  57.91)    2.69                66
 10/28/2020   10:39:15   ( -68.45,-161.25) 10/28/2020   10:40:11  ( -68.43,-161.21)    2.53                56
 10/28/2020   11:29:58   (  68.28,   6.28) 10/28/2020   11:29:38  (  68.30,   6.28)    2.80                20
 10/28/2020   12:20:28   ( -67.54, 174.51) 10/28/2020   12:19:19  ( -67.60, 173.09)   60.30                69