Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 10 8.  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)
 10/08/2021   05:45:44   (   0.34,-127.95) (   1.32,-123.59)  496.25                80
 10/09/2021   18:01:56   (  -0.35,-127.99) (  -0.33,-128.16)   18.64                80
 10/12/2021   06:02:59   (   0.35,-128.07) (   0.39,-127.76)   34.74                80
 10/13/2021   18:19:11   (  -0.35,-128.10) (   0.61,-132.32)  481.48                80
 10/14/2021   18:01:13   (  -0.34,-128.12) (  -0.52,-127.33)   90.55                80
 10/16/2021   06:17:35   (   0.35,-128.17) (  -0.48,-131.93)  428.57                80
 10/17/2021   05:59:35   (   0.34,-128.19) (   0.60,-126.93)  143.39                80
 10/18/2021   18:15:48   (  -0.35,-128.22) (   0.41,-131.49)  373.00                80
 10/19/2021   17:57:49   (  -0.35,-128.25) (  -0.72,-126.50)  198.94                80
 10/21/2021   06:16:52   (   0.35,-128.29) (  -0.25,-131.11)  320.15                80