Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and TERRA
TLE Epoch: 2017 12 20.  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)
 12/21/2017   23:11:33   (  76.35,-154.02) 12/21/2017   23:11:54  (  76.37,-154.04)    1.99                21
 12/22/2017   00:02:30   ( -76.32,  13.36) 12/22/2017   00:01:23  ( -76.29,  13.34)    3.69                67
 12/24/2017   04:45:13   ( -76.39, -57.52) 12/24/2017   04:45:39  ( -76.39, -57.40)    3.07                26
 12/24/2017   05:36:14   (  76.30, 110.07) 12/24/2017   05:35:06  (  76.33, 110.04)    3.27                68
 12/26/2017   10:18:56   (  76.40,  39.09) 12/26/2017   10:19:22  (  76.38,  39.12)    2.69                26
 12/26/2017   11:09:53   ( -76.32,-153.34) 12/26/2017   11:08:50  ( -76.35,-153.33)    3.51                63
 12/28/2017   15:52:36   ( -76.39, 135.77) 12/28/2017   15:53:07  ( -76.40, 135.75)    0.70                31
 12/28/2017   16:43:37   (  76.36, -56.84) 12/28/2017   16:42:34  (  76.33, -56.83)    2.96                63
 12/30/2017   21:26:19   (  76.42,-127.69) 12/30/2017   21:26:50  (  76.42,-127.61)    2.09                31
 12/30/2017   22:17:18   ( -76.37,  39.76) 12/30/2017   22:16:19  ( -76.35,  39.79)    2.44                59
 01/02/2018   03:00:00   ( -76.41, -30.99) 01/02/2018   03:00:35  ( -76.44, -30.99)    3.29                35