Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 4 2.  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)
 04/02/2021   21:46:12   (   0.05,-128.31) (   0.81,-125.08)  369.16                80
 04/04/2021   10:07:59   (  -0.04,-128.26) (   0.45,-130.33)  236.59                80
 04/05/2021   09:46:36   (  -0.04,-128.24) (  -0.60,-125.82)  276.91                80
 04/06/2021   22:08:32   (   0.03,-128.23) (  -0.63,-131.11)  329.27                80
 04/07/2021   21:52:28   (   0.03,-128.21) (   0.42,-126.60)  185.00                80
 04/09/2021   10:14:17   (  -0.02,-128.18) (   0.78,-131.87)  419.64                80
 04/10/2021   09:52:52   (  -0.03,-128.16) (  -0.22,-127.33)   93.74                80
 04/12/2021   21:56:05   (   0.03,-128.11) (   0.04,-128.12)    1.58                80
 04/15/2021   10:01:49   (  -0.02,-128.06) (   0.16,-128.86)   91.24                80