Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 9 16.  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)
 09/16/2021   03:37:58   (   0.06,-128.03) (   0.22,-127.42)   70.25                80
 09/17/2021   03:26:12   (   0.05,-128.00) (   0.83,-124.54)  395.15                80
 09/19/2021   15:44:20   (  -0.10,-127.91) (   0.25,-129.47)  177.67                80
 09/20/2021   15:35:14   (  -0.10,-127.89) (  -0.38,-126.59)  147.47                80
 09/21/2021   15:23:28   (  -0.08,-127.86) (  -1.06,-123.72)  472.71                80
 09/23/2021   03:53:24   (   0.14,-127.84) (  -0.69,-131.53)  420.85                80
 09/24/2021   03:41:37   (   0.13,-127.81) (  -0.07,-128.65)   96.08                80
 09/25/2021   03:32:32   (   0.12,-127.78) (   0.60,-125.78)  228.49                80
 09/27/2021   15:50:38   (  -0.16,-127.66) (   0.55,-130.69)  345.96                80
 09/28/2021   15:38:51   (  -0.15,-127.62) (  -0.08,-127.81)   21.72                80
 09/29/2021   15:29:46   (  -0.14,-127.58) (  -0.78,-124.94)  302.46                80