Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 10 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 10/08/2021   09:59:09   (   0.30,-127.96) (   0.53,-128.93)  110.99                80
 10/09/2021   09:43:04   (   0.31,-127.99) (  -0.52,-124.41)  409.25                80
 10/10/2021   22:02:21   (  -0.29,-128.02) (  -0.64,-129.71)  192.99                80
 10/11/2021   21:46:15   (  -0.30,-128.04) (   0.35,-125.18)  326.75                80
 10/13/2021   10:05:22   (   0.27,-128.10) (   0.81,-130.45)  267.97                80
 10/14/2021   09:49:18   (   0.28,-128.12) (  -0.23,-125.92)  251.51                80
 10/15/2021   22:08:34   (  -0.25,-128.14) (  -0.92,-131.23)  351.48                80
 10/16/2021   21:52:29   (  -0.26,-128.17) (   0.07,-126.69)  168.12                80
 10/18/2021   10:11:36   (   0.23,-128.23) (   1.09,-131.96)  426.55                80
 10/19/2021   09:55:32   (   0.24,-128.25) (   0.04,-127.44)   93.05                80