Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 9 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 09/13/2019   13:49:20   (   0.14,-128.17) (   0.57,-130.02)  210.70                80
 09/14/2019   13:40:21   (   0.15,-128.15) (  -0.10,-127.18)  111.50                80
 09/15/2019   13:28:42   (   0.16,-128.13) (  -0.71,-124.33)  433.64                80
 09/17/2019   01:58:55   (  -0.10,-128.01) (  -1.09,-132.20)  478.37                80
 09/18/2019   01:47:17   (  -0.12,-127.98) (  -0.43,-129.35)  156.53                80
 09/19/2019   01:38:18   (  -0.12,-127.95) (   0.23,-126.51)  165.08                80
 09/20/2019   01:26:39   (  -0.14,-127.92) (   0.84,-123.66)  486.57                80
 09/21/2019   13:56:35   (   0.08,-127.94) (   0.91,-131.47)  402.48                80
 09/22/2019   13:44:57   (   0.09,-127.91) (   0.24,-128.63)   81.53                80
 09/23/2019   13:35:57   (   0.10,-127.87) (  -0.38,-125.77)  239.20                80
 09/26/2019   01:54:32   (  -0.05,-127.69) (  -0.80,-130.80)  355.10                80