Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 9 29.  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)
 09/29/2021   22:11:37   (  -0.33,-127.63) (   0.00,-131.46)  427.69                80
 09/30/2021   21:52:32   (  -0.34,-127.67) (  -0.13,-126.67)  113.13                80
 10/02/2021   10:11:40   (   0.31,-127.74) (   1.24,-131.96)  479.72                80
 10/03/2021   09:55:35   (   0.32,-127.78) (   0.25,-127.42)   40.87                80
 10/05/2021   21:56:07   (  -0.31,-127.85) (  -0.37,-128.20)   39.80                80
 10/06/2021   21:40:01   (  -0.32,-127.88) (   0.62,-123.66)  480.70                80
 10/08/2021   09:59:09   (   0.30,-127.94) (   0.54,-128.93)  113.09                80
 10/09/2021   09:43:04   (   0.31,-127.97) (  -0.50,-124.41)  406.80                80
 10/10/2021   22:02:20   (  -0.29,-127.99) (  -0.65,-129.72)  195.95                80
 10/11/2021   21:46:15   (  -0.30,-128.01) (   0.34,-125.18)  323.44                80
 10/13/2021   10:05:22   (   0.27,-128.07) (   0.82,-130.45)  271.85                80