Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 11 19.  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)
 11/21/2021   04:02:00   (   0.26,-128.36) (  -0.47,-131.46)  354.53                80
 11/22/2021   03:50:13   (   0.25,-128.35) (   0.21,-128.59)   27.83                80
 11/23/2021   03:41:07   (   0.25,-128.33) (   0.88,-125.72)  298.73                80
 11/25/2021   15:59:04   (  -0.25,-128.31) (   0.31,-130.59)  261.02                80
 11/26/2021   15:49:57   (  -0.24,-128.29) (  -0.36,-127.71)   65.07                80
 11/27/2021   15:38:11   (  -0.24,-128.27) (  -1.02,-124.84)  390.98                80
 11/30/2021   03:56:24   (   0.24,-128.18) (  -0.11,-129.78)  181.97                80
 12/01/2021   03:47:16   (   0.24,-128.16) (   0.51,-126.90)  143.70                80
 12/02/2021   03:35:30   (   0.24,-128.13) (   1.20,-124.03)  469.14                80