Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 10 30.  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)
 10/30/2021   09:49:11   (   0.19,-128.40) (  -0.34,-125.91)  284.09                80
 10/31/2021   22:08:28   (  -0.16,-128.42) (  -0.79,-131.22)  319.40                80
 11/01/2021   21:52:22   (  -0.17,-128.42) (   0.21,-126.68)  198.52                80
 11/03/2021   10:11:29   (   0.14,-128.43) (   0.94,-131.95)  401.03                80
 11/04/2021   09:55:24   (   0.16,-128.44) (  -0.06,-127.41)  116.46                80
 11/05/2021   22:14:40   (  -0.13,-128.44) (  -1.07,-132.73)  488.30                80
 11/06/2021   21:58:35   (  -0.15,-128.44) (  -0.07,-128.19)   28.82                80
 11/09/2021   09:58:57   (   0.13,-128.43) (   0.22,-128.92)   55.84                80
 11/10/2021   09:42:51   (   0.15,-128.42) (  -0.79,-124.39)  460.63                80
 11/11/2021   22:02:06   (  -0.11,-128.41) (  -0.39,-129.69)  145.40                80
 11/12/2021   21:46:01   (  -0.13,-128.41) (   0.62,-125.15)  371.14                80