Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 9 16.  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)
 09/17/2021   06:17:34   (   0.31,-128.02) (  -0.56,-131.92)  444.74                80
 09/18/2021   05:59:33   (   0.29,-127.99) (   0.54,-126.92)  121.76                80
 09/19/2021   18:15:43   (  -0.32,-127.90) (   0.49,-131.47)  408.05                80
 09/20/2021   17:57:42   (  -0.31,-127.87) (  -0.60,-126.47)  158.67                80
 09/22/2021   06:14:02   (   0.33,-127.88) (  -0.41,-131.08)  365.24                80
 09/23/2021   05:56:02   (   0.31,-127.85) (   0.69,-126.08)  201.16                80
 09/24/2021   18:12:12   (  -0.34,-127.75) (   0.28,-130.64)  329.23                80
 09/25/2021   17:54:11   (  -0.32,-127.72) (  -0.76,-125.63)  237.01                80
 09/27/2021   06:10:31   (   0.34,-127.72) (  -0.25,-130.23)  287.58                80
 09/28/2021   05:52:31   (   0.32,-127.68) (   0.85,-125.23)  278.07                80
 09/29/2021   18:08:40   (  -0.34,-127.57) (   0.18,-129.79)  253.66                80