Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 12 21.  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)
 12/21/2021   15:56:41   (  -0.17,-127.88) (  -0.02,-128.41)   60.68                80
 12/22/2021   15:42:15   (  -0.16,-127.91) (  -0.70,-125.53)  270.97                80
 12/25/2021   04:05:41   (   0.15,-127.97) (  -0.42,-130.45)  283.52                80
 12/26/2021   03:51:13   (   0.15,-127.99) (   0.22,-127.57)   47.90                80
 12/27/2021   03:39:27   (   0.15,-128.02) (   0.92,-124.70)  379.05                80
 12/29/2021   16:02:52   (  -0.14,-128.10) (   0.19,-129.62)  173.05                80
 12/30/2021   15:48:24   (  -0.14,-128.12) (  -0.44,-126.73)  157.52                80
 12/31/2021   15:36:38   (  -0.14,-128.14) (  -1.14,-123.86)  487.83                80
 01/02/2022   04:11:48   (   0.12,-128.15) (  -0.70,-131.64)  399.26                80
 01/03/2022   04:00:01   (   0.12,-128.16) (   0.01,-128.77)   69.30                80