Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 7 18.  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)
 07/19/2019   18:22:39   ( -68.44,  82.86) 07/19/2019   18:23:50  ( -68.44,  82.91)    2.11                71
 07/19/2019   19:13:23   (  68.30,-109.65) 07/19/2019   19:13:18  (  68.27,-109.65)    2.75                 5
 07/19/2019   20:04:02   ( -68.06,  57.96) 07/19/2019   20:02:49  ( -68.11,  57.79)    9.02                73
 07/22/2019   10:39:33   ( -68.39,-161.31) 07/22/2019   10:40:19  ( -68.40,-161.27)    1.62                46
 07/22/2019   11:30:17   (  68.26,   6.17) 07/22/2019   11:29:46  (  68.28,   6.23)    3.37                31
 07/22/2019   12:20:40   ( -67.16, 174.83) 07/22/2019   12:19:33  ( -67.23, 172.66)   93.96                67
 07/25/2019   02:06:00   (  69.18, 146.08) 07/25/2019   02:07:08  (  69.06, 147.80)   69.20                68
 07/25/2019   02:56:28   ( -68.35, -45.48) 07/25/2019   02:56:49  ( -68.35, -45.45)    1.18                21
 07/25/2019   03:47:12   (  68.22, 121.99) 07/25/2019   03:46:16  (  68.23, 122.05)    2.41                56
 07/27/2019   18:22:42   (  68.44, -97.15) 07/27/2019   18:23:48  (  68.45, -97.09)    2.86                66
 07/27/2019   19:13:23   ( -68.30,  70.34) 07/27/2019   19:13:19  ( -68.30,  70.37)    1.04                 4
 07/27/2019   20:04:02   (  67.91,-121.85) 07/27/2019   20:02:50  (  67.95,-122.40)   23.56                72
 07/30/2019   10:39:37   (  68.41,  18.66) 07/30/2019   10:40:18  (  68.40,  18.73)    2.81                41
 07/30/2019   11:30:18   ( -68.26,-173.83) 07/30/2019   11:29:49  ( -68.25,-173.81)    1.53                29