Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 7 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 07/23/2021   18:16:19   (  -0.09,-127.58) (   0.76,-131.46)  441.54                80
 07/24/2021   17:58:20   (  -0.11,-127.62) (  -0.38,-126.47)  131.46                80
 07/26/2021   06:17:18   (   0.09,-127.73) (  -0.67,-131.06)  379.61                80
 07/27/2021   05:53:59   (   0.11,-127.76) (   0.47,-126.07)  192.48                80
 07/28/2021   18:15:30   (  -0.09,-127.76) (   0.57,-130.63)  327.51                80
 07/29/2021   17:54:50   (  -0.11,-127.79) (  -0.57,-125.64)  245.48                80
 07/31/2021   06:13:50   (   0.08,-127.91) (  -0.42,-130.24)  265.00                80
 08/01/2021   05:50:30   (   0.10,-127.94) (   0.72,-125.25)  306.77                80
 08/02/2021   18:12:02   (  -0.08,-127.92) (   0.32,-129.81)  214.67                80
 08/03/2021   17:48:42   (  -0.10,-127.95) (  -0.82,-124.82)  357.60                80
 08/05/2021   06:10:20   (   0.07,-128.06) (  -0.22,-129.40)  153.35                80