Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 10 5.  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)
 10/05/2021   21:58:53   (  -0.31,-127.85) (   0.00,-128.28)   58.50                80
 10/06/2021   21:40:01   (  -0.32,-127.89) (   0.63,-123.66)  482.16                80
 10/08/2021   09:59:09   (   0.30,-127.96) (   0.53,-128.93)  111.20                80
 10/09/2021   09:43:03   (   0.31,-127.99) (  -0.46,-124.39)  408.97                80
 10/10/2021   22:02:20   (  -0.29,-128.01) (  -0.70,-129.70)  193.32                80
 10/11/2021   21:46:15   (  -0.30,-128.04) (   0.35,-125.18)  326.36                80
 10/13/2021   10:05:22   (   0.27,-128.10) (   0.81,-130.45)  268.52                80
 10/14/2021   09:49:18   (   0.28,-128.12) (  -0.24,-125.92)  250.90                80
 10/15/2021   22:08:34   (  -0.25,-128.14) (  -0.91,-131.23)  352.15                80
 10/16/2021   21:52:29   (  -0.26,-128.16) (   0.08,-126.69)  167.40                80
 10/18/2021   10:11:36   (   0.23,-128.22) (   1.08,-131.96)  427.43                80
 10/19/2021   09:55:32   (   0.24,-128.24) (   0.03,-127.44)   92.13                80