Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and TERRA
TLE Epoch: 2018 4 13.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/14/2018   20:30:33   ( -77.26,  66.01) 04/14/2018   20:31:40  ( -77.15,  68.74)   68.37                67
 04/14/2018   21:21:29   (  76.84,-124.85) 04/14/2018   21:21:13  (  76.81,-124.88)    3.24                16
 04/17/2018   02:04:19   (  77.38, 162.05) 04/17/2018   02:05:23  (  77.27, 165.75)   91.27                64
 04/17/2018   02:55:01   ( -76.83, -28.14) 04/17/2018   02:55:00  ( -76.82, -28.28)    3.67                 1
 04/19/2018   08:28:43   (  76.85,  68.42) 04/19/2018   08:28:44  (  76.84,  68.34)    2.50                 1
 04/19/2018   09:19:26   ( -76.31,-122.08) 04/19/2018   09:18:22  ( -76.34,-125.73)   96.21                64
 04/21/2018   14:02:16   ( -76.86, 165.07) 04/21/2018   14:02:31  ( -76.85, 164.93)    3.80                15
 04/21/2018   14:53:11   (  76.43, -25.92) 04/21/2018   14:52:04  (  76.50, -28.66)   71.77                67
 04/23/2018   19:35:58   (  76.88, -98.37) 04/23/2018   19:36:15  (  76.90, -98.32)    2.64                17
 04/23/2018   20:26:54   ( -76.85,  69.01) 04/23/2018   20:25:44  ( -76.84,  69.08)    2.64                70
 04/26/2018   01:09:32   ( -76.90,  -1.77) 04/26/2018   01:10:02  ( -76.91,  -1.75)    0.80                30