Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 10 9.  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)
 10/09/2021   09:43:04   (   0.31,-127.99) (  -0.47,-124.40)  409.46                80
 10/10/2021   22:02:20   (  -0.29,-128.02) (  -0.68,-129.70)  192.80                80
 10/11/2021   21:46:15   (  -0.30,-128.04) (   0.36,-125.18)  326.99                80
 10/13/2021   10:05:23   (   0.27,-128.10) (   0.80,-130.45)  267.48                80
 10/14/2021   09:49:17   (   0.28,-128.13) (  -0.19,-125.91)  252.07                80
 10/15/2021   22:08:33   (  -0.25,-128.15) (  -0.96,-131.22)  350.95                80
 10/16/2021   21:52:29   (  -0.26,-128.17) (   0.09,-126.70)  168.74                80
 10/18/2021   10:11:36   (   0.23,-128.23) (   1.07,-131.97)  425.69                80
 10/19/2021   09:55:31   (   0.24,-128.26) (   0.07,-127.43)   93.96                80
 10/21/2021   21:58:42   (  -0.23,-128.29) (  -0.22,-128.20)   10.30                80