Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 10 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)
 10/23/2019   18:22:37   ( -68.49,  82.90) 10/23/2019   18:23:33  ( -68.47,  82.90)    1.83                56
 10/23/2019   19:13:21   (  68.36,-109.62) 10/23/2019   19:13:00  (  68.35,-109.59)    1.21                21
 10/23/2019   20:03:50   ( -67.58,  58.66) 10/23/2019   20:02:41  ( -67.64,  57.20)   62.21                69
 10/26/2019   10:39:30   ( -68.41,-161.24) 10/26/2019   10:40:03  ( -68.42,-161.28)    1.95                33
 10/26/2019   11:30:14   (  68.28,   6.24) 10/26/2019   11:29:30  (  68.30,   6.22)    2.05                44
 10/29/2019   02:05:48   (  68.80, 146.70) 10/29/2019   02:06:59  (  68.69, 147.30)   26.94                71
 10/29/2019   02:56:24   ( -68.40, -45.45) 10/29/2019   02:56:33  ( -68.37, -45.46)    2.84                 9
 10/29/2019   03:47:08   (  68.27, 122.02) 10/29/2019   03:46:00  (  68.25, 122.04)    2.49                68
 10/31/2019   18:22:36   (  68.47, -97.09) 10/31/2019   18:23:32  (  68.47, -97.10)    0.41                56
 10/31/2019   19:13:17   ( -68.33,  70.41) 10/31/2019   19:13:03  ( -68.32,  70.36)    2.40                14
 10/31/2019   20:03:49   (  67.56,-121.32) 10/31/2019   20:02:40  (  67.63,-122.80)   63.18                69
 11/03/2019   10:39:28   (  68.41,  18.76) 11/03/2019   10:40:01  (  68.41,  18.71)    2.13                33
 11/03/2019   11:30:10   ( -68.32,-173.81) 11/03/2019   11:29:31  ( -68.32,-173.76)    1.94                39
 11/06/2019   02:05:47   ( -69.00, -33.57) 11/06/2019   02:06:57  ( -68.87, -32.49)   45.69                70
 11/06/2019   02:56:22   (  68.40, 134.54) 11/06/2019   02:56:30  (  68.41, 134.59)    2.28                 8