Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 7 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/30/2021   18:50:49   (  -0.04,-127.81) (  -0.33,-126.30)  170.41                80
 07/31/2021   07:14:52   (   0.02,-127.90) (  -0.76,-131.50)  409.17                80
 08/02/2021   07:02:39   (   0.02,-127.96) (  -0.12,-128.54)   67.01                80
 08/04/2021   06:47:47   (   0.03,-128.01) (   0.52,-125.59)  274.46                80
 08/04/2021   19:11:41   (  -0.00,-127.94) (   0.58,-130.75)  319.04                80
 08/06/2021   18:56:48   (  -0.01,-127.98) (  -0.07,-127.79)   21.90                80
 08/08/2021   18:44:35   (  -0.02,-128.02) (  -0.71,-124.84)  362.25                80
 08/09/2021   07:08:38   (  -0.01,-128.12) (  -0.43,-130.02)  216.97                80
 08/11/2021   06:53:45   (   0.00,-128.15) (   0.22,-127.07)  122.81                80
 08/11/2021   19:17:40   (   0.03,-128.07) (   0.88,-132.23)  471.97                80