Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2020 12 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 12/27/2020   03:10:15   (  -0.33,-128.28) (   0.00,-131.16)  322.50                 0
 12/28/2020   02:59:36   (  -0.34,-128.28) (  -0.32,-128.07)   23.02                80
 12/29/2020   02:47:53   (  -0.34,-128.27) (   0.36,-125.21)  349.19                80
 12/31/2020   15:06:09   (   0.35,-128.23) (   0.80,-130.16)  220.32                80
 01/01/2021   14:57:06   (   0.35,-128.22) (   0.11,-127.30)  105.55                80
 01/02/2021   14:45:23   (   0.36,-128.21) (  -0.52,-124.43)  431.24                80
 01/04/2021   03:15:21   (  -0.35,-128.22) (  -1.26,-132.24)  459.45                80
 01/05/2021   03:03:38   (  -0.36,-128.20) (  -0.65,-129.37)  133.96                80
 01/06/2021   02:54:35   (  -0.36,-128.19) (   0.03,-126.52)  191.40                80
 01/08/2021   15:12:50   (   0.35,-128.13) (   1.11,-131.46)  379.78                80
 01/09/2021   15:01:07   (   0.36,-128.11) (   0.47,-128.59)   54.92                80