Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and TERRA
TLE Epoch: 2017 12 18.  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)
 12/19/2017   17:37:47   ( -76.34, 109.40) 12/19/2017   17:38:10  ( -76.36, 109.38)    2.57                23
 12/19/2017   18:28:50   (  76.29, -83.16) 12/19/2017   18:27:37  (  76.30, -83.18)    1.88                73
 12/21/2017   23:11:33   (  76.38,-154.13) 12/21/2017   23:11:55  (  76.36,-154.08)    2.78                22
 12/22/2017   00:02:29   ( -76.31,  13.42) 12/22/2017   00:01:23  ( -76.33,  13.47)    2.87                66
 12/24/2017   04:45:12   ( -76.38, -57.46) 12/24/2017   04:45:42  ( -76.36, -57.51)    2.31                30
 12/24/2017   05:36:14   (  76.33, 109.96) 12/24/2017   05:35:08  (  76.35, 110.08)    3.62                66
 12/26/2017   10:18:56   (  76.39,  39.13) 12/26/2017   10:19:27  (  76.40,  39.18)    1.51                31
 12/26/2017   11:09:54   ( -76.35,-153.46) 12/26/2017   11:08:56  ( -76.33,-153.43)    2.68                58
 12/28/2017   15:52:36   ( -76.39, 135.80) 12/28/2017   15:53:15  ( -76.40, 135.74)    2.67                39
 12/28/2017   16:43:37   (  76.35, -56.81) 12/28/2017   16:42:42  (  76.34, -56.83)    1.28                55
 12/30/2017   21:26:19   (  76.42,-127.67) 12/30/2017   21:27:01  (  76.44,-127.59)    3.33                42