Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 11 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/10/2021   18:55:05   (  -0.28,-128.45) (  -0.37,-127.88)   64.33                80
 11/12/2021   18:42:52   (  -0.27,-128.45) (  -1.03,-124.93)  399.82                80
 11/13/2021   07:06:55   (   0.26,-128.44) (  -0.10,-130.12)  191.02                80
 11/15/2021   06:52:01   (   0.26,-128.43) (   0.51,-127.16)  144.50                80
 11/15/2021   19:15:56   (  -0.25,-128.44) (   0.59,-132.32)  441.42                80
 11/17/2021   06:39:48   (   0.26,-128.43) (   1.18,-124.21)  479.70                80
 11/17/2021   19:03:42   (  -0.25,-128.43) (  -0.03,-129.36)  106.32                80
 11/19/2021   18:48:48   (  -0.25,-128.41) (  -0.65,-126.40)  228.31                80
 11/20/2021   07:12:51   (   0.24,-128.40) (  -0.43,-131.60)  362.67                80
 11/22/2021   07:00:38   (   0.23,-128.38) (   0.20,-128.64)   28.96                80