Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 4 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 04/28/2021   04:47:58   (  -0.08,-127.50) (  -0.43,-129.19)  191.59                80
 04/29/2021   04:29:57   (  -0.08,-127.46) (   0.62,-124.20)  370.63                80
 04/30/2021   16:46:09   (   0.07,-127.50) (   0.35,-128.81)  149.36                80
 05/01/2021   16:28:09   (   0.07,-127.45) (  -0.70,-123.82)  412.71                80
 05/03/2021   04:47:09   (  -0.07,-127.27) (  -0.35,-128.46)  135.27                80
 05/04/2021   04:26:30   (  -0.07,-127.22) (   0.76,-123.48)  426.55                80
 05/05/2021   16:42:41   (   0.06,-127.26) (   0.27,-128.08)   93.99                80
 05/06/2021   16:24:42   (   0.07,-127.21) (  -0.84,-123.10)  468.17                80
 05/08/2021   04:43:42   (  -0.06,-127.04) (  -0.20,-127.74)   79.42                80
 05/09/2021   04:20:21   (  -0.07,-126.99) (   0.86,-122.75)  482.29                80
 05/10/2021   16:39:14   (   0.06,-127.02) (   0.11,-127.36)   39.06                80