Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 11 29.  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)
 11/30/2019   02:05:41   (  69.22, 146.12) 11/30/2019   02:06:49  (  69.12, 147.91)   71.46                68
 11/30/2019   02:56:08   ( -68.34, -45.38) 11/30/2019   02:56:31  ( -68.35, -45.43)    2.12                23
 11/30/2019   03:46:53   (  68.26, 122.03) 11/30/2019   03:45:58  (  68.24, 122.08)    3.42                55
 12/02/2019   18:22:20   (  68.43, -97.05) 12/02/2019   18:23:30  (  68.46, -97.05)    2.81                70
 12/02/2019   19:13:01   ( -68.30,  70.44) 12/02/2019   19:13:01  ( -68.29,  70.39)    2.40                 0
 12/02/2019   20:03:42   (  68.01,-121.88) 12/02/2019   20:02:30  (  68.07,-122.23)   16.16                72
 12/05/2019   10:39:12   (  68.40,  18.77) 12/05/2019   10:39:59  (  68.40,  18.76)    0.49                47
 12/05/2019   11:29:53   ( -68.27,-173.74) 12/05/2019   11:29:29  ( -68.29,-173.73)    2.88                24
 12/05/2019   12:20:19   (  67.16,  -5.09) 12/05/2019   12:19:13  (  67.22,  -7.31)   96.09                66
 12/08/2019   02:05:39   ( -69.45, -34.20) 12/08/2019   02:06:45  ( -69.39, -31.75)   96.02                66
 12/08/2019   02:56:05   (  68.37, 134.58) 12/08/2019   02:56:28  (  68.39, 134.63)    2.60                23
 12/08/2019   03:46:46   ( -68.23, -57.92) 12/08/2019   03:45:59  ( -68.23, -57.93)    0.68                47
 12/10/2019   18:22:17   ( -68.62,  82.72) 12/10/2019   18:23:29  ( -68.54,  83.05)   16.38                72
 12/10/2019   19:12:57   (  68.29,-109.54) 12/10/2019   19:12:58  (  68.31,-109.58)    2.92                 1
 12/10/2019   20:03:39   ( -68.20,  57.89) 12/10/2019   20:02:28  ( -68.21,  57.93)    2.10                71