Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 12 26.  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)
 12/26/2021   03:52:30   (   0.15,-128.00) (   0.23,-127.57)   48.51                 3
 12/27/2021   03:39:27   (   0.15,-128.03) (   0.94,-124.71)  379.93                80
 12/29/2021   16:02:51   (  -0.14,-128.11) (   0.24,-129.61)  171.88                80
 12/30/2021   15:48:24   (  -0.14,-128.13) (  -0.46,-126.74)  158.86                80
 12/31/2021   15:36:38   (  -0.14,-128.15) (  -1.16,-123.87)  489.37                80
 01/02/2022   04:11:48   (   0.12,-128.16) (  -0.68,-131.64)  397.31                80
 01/03/2022   04:00:01   (   0.12,-128.18) (  -0.04,-128.76)   67.13                80
 01/04/2022   03:45:34   (   0.12,-128.19) (   0.67,-125.90)  263.08                80
 01/06/2022   16:08:59   (  -0.10,-128.25) (   0.48,-130.80)  291.63                80
 01/07/2022   15:54:32   (  -0.10,-128.26) (  -0.17,-127.92)   38.58                80
 01/08/2022   15:42:45   (  -0.10,-128.28) (  -0.87,-125.06)  368.70                80