Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 5 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/02/2021   18:58:24   (   0.02,-127.73) (   0.06,-127.79)    8.46                80
 05/04/2021   18:48:52   (   0.02,-127.81) (  -0.64,-124.85)  337.02                80
 05/05/2021   07:10:16   (  -0.01,-127.80) (  -0.46,-130.05)  255.07                80
 05/07/2021   06:55:22   (  -0.01,-127.88) (   0.12,-127.08)   89.87                80
 05/07/2021   19:16:38   (   0.01,-127.92) (   0.91,-132.25)  491.60                80
 05/09/2021   06:43:09   (  -0.02,-127.95) (   0.77,-124.13)  434.56                80
 05/09/2021   19:04:25   (   0.01,-128.00) (   0.27,-129.29)  146.71                80
 05/11/2021   18:54:52   (   0.02,-128.07) (  -0.38,-126.34)  197.64                80
 05/12/2021   07:16:15   (  -0.01,-128.07) (  -0.77,-131.52)  393.14                80
 05/14/2021   07:04:02   (  -0.01,-128.13) (  -0.11,-128.57)   49.87                80