Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 12 28.  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)
 12/29/2021   16:02:52   (  -0.14,-128.11) (   0.19,-129.62)  171.63                80
 12/30/2021   15:48:24   (  -0.14,-128.13) (  -0.45,-126.73)  159.22                80
 12/31/2021   15:36:38   (  -0.14,-128.15) (  -1.15,-123.87)  489.83                80
 01/02/2022   04:11:48   (   0.12,-128.17) (  -0.70,-131.64)  396.46                80
 01/03/2022   04:00:01   (   0.12,-128.19) (   0.01,-128.77)   66.18                80
 01/04/2022   03:45:34   (   0.12,-128.20) (   0.66,-125.89)  264.18                80
 01/06/2022   16:08:59   (  -0.10,-128.26) (   0.49,-130.80)  290.38                80
 01/07/2022   15:54:31   (  -0.10,-128.28) (  -0.16,-127.92)   39.98                80
 01/08/2022   15:42:45   (  -0.10,-128.29) (  -0.87,-125.05)  370.19                80