Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 1 18.  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)
 01/18/2021   14:58:43   (   0.37,-127.96) (   0.16,-127.02)  107.19                80
 01/19/2021   14:47:00   (   0.37,-127.94) (  -0.48,-124.15)  431.56                80
 01/21/2021   03:17:02   (  -0.34,-127.92) (  -1.27,-131.99)  464.07                80
 01/22/2021   03:05:19   (  -0.35,-127.89) (  -0.65,-129.12)  140.00                80
 01/23/2021   02:56:16   (  -0.36,-127.87) (   0.03,-126.26)  183.87                80
 01/25/2021   15:14:26   (   0.33,-127.77) (   1.14,-131.18)  389.12                80
 01/26/2021   15:02:43   (   0.35,-127.74) (   0.50,-128.31)   65.77                80
 01/27/2021   14:53:39   (   0.36,-127.70) (  -0.14,-125.44)  257.50                80
 01/30/2021   03:12:00   (  -0.33,-127.62) (  -0.98,-130.42)  318.95                80
 01/31/2021   03:00:16   (  -0.35,-127.59) (  -0.35,-127.55)    4.50                80