Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 9 19.  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)
 09/19/2021   21:56:11   (  -0.38,-127.89) (  -0.44,-128.20)   35.16                80
 09/20/2021   21:40:06   (  -0.39,-127.86) (   0.54,-123.66)  478.28                80
 09/22/2021   09:59:13   (   0.37,-127.86) (   0.63,-128.93)  122.49                80
 09/23/2021   09:43:08   (   0.38,-127.83) (  -0.41,-124.40)  390.95                80
 09/24/2021   22:02:24   (  -0.36,-127.74) (  -0.82,-129.70)  224.00                80
 09/25/2021   21:46:19   (  -0.37,-127.70) (   0.22,-125.17)  288.93                80
 09/27/2021   10:05:26   (   0.35,-127.69) (   0.95,-130.44)  313.35                80
 09/28/2021   09:49:21   (   0.36,-127.65) (  -0.03,-125.90)  199.27                80
 09/29/2021   22:08:37   (  -0.33,-127.55) (  -1.13,-131.21)  416.69                80
 09/30/2021   21:52:32   (  -0.34,-127.51) (  -0.14,-126.67)   95.43                80