Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 4 16.  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)
 04/16/2021   09:40:24   (  -0.01,-127.98) (  -0.80,-124.31)  417.14                80
 04/17/2021   22:02:21   (  -0.00,-127.93) (  -0.37,-129.63)  193.00                80
 04/18/2021   21:46:17   (   0.00,-127.90) (   0.62,-125.09)  319.51                80
 04/20/2021   10:08:05   (   0.01,-127.85) (   0.56,-130.37)  286.53                80
 04/21/2021   09:46:41   (   0.00,-127.81) (  -0.43,-125.83)  224.95                80
 04/22/2021   22:08:37   (  -0.02,-127.74) (  -0.80,-131.13)  387.37                80
 04/23/2021   21:52:33   (  -0.01,-127.70) (   0.26,-126.62)  124.67                80
 04/25/2021   10:14:21   (   0.02,-127.66) (   0.98,-131.88)  480.91                80
 04/26/2021   09:52:56   (   0.01,-127.61) (  -0.02,-127.34)   30.18                80
 04/28/2021   21:56:09   (  -0.01,-127.48) (  -0.15,-128.13)   73.39                80
 04/29/2021   21:40:05   (  -0.01,-127.44) (   0.85,-123.59)  437.63                80