Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 11 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/01/2021   06:40:06   (   0.32,-128.42) (   1.20,-124.20)  479.14                80
 11/01/2021   19:04:01   (  -0.31,-128.43) (  -0.10,-129.36)  105.68                80
 11/03/2021   18:49:08   (  -0.31,-128.44) (  -0.73,-126.40)  231.73                80
 11/04/2021   07:13:11   (   0.30,-128.44) (  -0.35,-131.60)  359.23                80
 11/06/2021   07:00:57   (   0.30,-128.44) (   0.23,-128.64)   22.99                80
 11/08/2021   06:46:05   (   0.30,-128.44) (   0.89,-125.69)  312.84                80
 11/08/2021   19:09:59   (  -0.29,-128.44) (   0.22,-130.84)  272.73                80
 11/10/2021   18:55:05   (  -0.28,-128.44) (  -0.38,-127.88)   62.50                80
 11/12/2021   18:42:52   (  -0.28,-128.43) (  -1.05,-124.93)  397.69                80
 11/13/2021   07:06:55   (   0.26,-128.42) (  -0.09,-130.12)  193.44                80