Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 7 14.  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)
 07/15/2021   09:55:54   (  -0.06,-127.83) (  -0.11,-127.51)   35.78                80
 07/17/2021   21:56:26   (   0.07,-127.65) (  -0.05,-128.29)   72.17                80
 07/18/2021   21:40:21   (   0.06,-127.61) (   0.91,-123.74)  440.01                80
 07/20/2021   09:59:29   (  -0.08,-127.62) (   0.24,-129.02)  159.51                80
 07/21/2021   09:43:24   (  -0.08,-127.58) (  -0.78,-124.49)  351.99                80
 07/22/2021   22:02:41   (   0.10,-127.42) (  -0.40,-129.80)  270.10                80
 07/23/2021   21:46:35   (   0.09,-127.37) (   0.56,-125.26)  241.35                80
 07/25/2021   10:05:44   (  -0.11,-127.39) (   0.59,-130.53)  358.61                80
 07/26/2021   09:49:38   (  -0.10,-127.34) (  -0.38,-125.99)  152.84                80
 07/27/2021   22:08:54   (   0.12,-127.18) (  -0.80,-131.30)  469.36                80