Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 12 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/25/2019   18:47:43   (  -0.08,-128.14) (  -0.79,-124.87)  371.36                80
 12/26/2019   07:11:47   (   0.07,-128.19) (  -0.32,-130.06)  213.00                80
 12/28/2019   06:56:55   (   0.07,-128.24) (   0.28,-127.10)  128.41                80
 12/28/2019   19:20:51   (  -0.05,-128.21) (   0.80,-132.26)  460.68                80
 12/30/2019   06:44:44   (   0.06,-128.28) (   0.94,-124.15)  469.62                80
 12/30/2019   19:08:39   (  -0.05,-128.25) (   0.20,-129.30)  119.48                80
 01/01/2020   18:53:48   (  -0.05,-128.30) (  -0.47,-126.35)  221.57                80
 01/02/2020   07:17:52   (   0.04,-128.35) (  -0.64,-131.54)  362.89                80
 01/04/2020   07:05:41   (   0.04,-128.38) (   0.03,-128.59)   22.59                80
 01/06/2020   06:50:49   (   0.04,-128.42) (   0.64,-125.62)  317.59                80
 01/06/2020   19:14:44   (  -0.03,-128.39) (   0.49,-130.77)  272.02                80