Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 6 30.  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)
 06/30/2021   17:55:07   (  -0.13,-128.24) (  -0.70,-125.67)  291.89                80
 07/02/2021   06:14:06   (   0.12,-128.20) (  -0.33,-130.27)  234.99                80
 07/03/2021   05:50:47   (   0.13,-128.18) (   0.80,-125.28)  331.17                80
 07/04/2021   18:09:38   (  -0.12,-128.14) (   0.23,-129.84)  192.90                80
 07/05/2021   17:51:38   (  -0.13,-128.12) (  -0.84,-124.83)  373.67                80
 07/07/2021   06:10:37   (   0.12,-128.08) (  -0.17,-129.43)  153.37                80
 07/08/2021   05:47:17   (   0.13,-128.05) (   0.96,-124.44)  411.94                80
 07/09/2021   18:06:09   (  -0.12,-127.99) (   0.08,-129.00)  114.19                80
 07/10/2021   17:48:08   (  -0.14,-127.96) (  -1.00,-123.99)  451.48                80
 07/12/2021   06:07:08   (   0.13,-127.92) (  -0.01,-128.59)   75.88                80
 07/13/2021   05:43:48   (   0.14,-127.88) (   1.13,-123.60)  488.75                80