Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 4 21.  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)
 04/21/2021   16:35:04   (   0.10,-127.85) (  -0.48,-125.27)  294.20                80
 04/23/2021   04:54:05   (  -0.09,-127.70) (  -0.57,-129.90)  251.34                80
 04/24/2021   04:33:25   (  -0.10,-127.66) (   0.53,-124.93)  311.43                80
 04/25/2021   16:49:36   (   0.09,-127.70) (   0.50,-129.53)  208.57                80
 04/26/2021   16:31:37   (   0.09,-127.66) (  -0.61,-124.55)  354.09                80
 04/28/2021   04:50:37   (  -0.09,-127.49) (  -0.44,-129.18)  192.28                80
 04/29/2021   04:27:17   (  -0.09,-127.44) (   0.61,-124.20)  369.59                80
 04/30/2021   16:46:09   (   0.08,-127.47) (   0.36,-128.81)  152.15                80
 05/01/2021   16:28:09   (   0.08,-127.42) (  -0.69,-123.82)  409.63                80
 05/03/2021   04:47:09   (  -0.07,-127.25) (  -0.35,-128.46)  137.39                80
 05/04/2021   04:23:49   (  -0.07,-127.20) (   0.76,-123.48)  424.07                80