Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 7 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)
 07/20/2021   03:14:22   (   0.19,-127.58) (   0.91,-124.56)  345.30                80
 07/22/2021   15:35:04   (  -0.19,-127.50) (   0.24,-129.45)  221.99                80
 07/23/2021   15:25:58   (  -0.20,-127.45) (  -0.39,-126.57)  100.44                80
 07/24/2021   15:14:14   (  -0.21,-127.41) (  -1.08,-123.71)  422.85                80
 07/26/2021   03:46:54   (   0.20,-127.31) (  -0.79,-131.52)  480.72                80
 07/27/2021   03:35:09   (   0.21,-127.26) (  -0.14,-128.65)  158.39                80
 07/28/2021   03:20:43   (   0.21,-127.22) (   0.52,-125.77)  163.98                80
 07/29/2021   03:08:59   (   0.22,-127.17) (   1.23,-122.91)  486.31                80
 07/30/2021   15:41:27   (  -0.20,-127.12) (   0.61,-130.68)  405.92                80
 07/31/2021   15:29:41   (  -0.21,-127.07) (  -0.03,-127.80)   83.61                80
 08/01/2021   15:20:37   (  -0.21,-127.02) (  -0.72,-124.94)  238.55                80