Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 6 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/13/2023   00:00:50   (   0.05,-160.28) (   0.50,-158.22)  235.12                80
 06/14/2023   12:22:39   (  -0.09,-160.90) (   0.49,-163.53)  298.91                80
 06/15/2023   12:03:55   (  -0.07,-161.30) (  -0.59,-159.01)  261.62                80
 06/17/2023   00:23:12   (   0.10,-161.91) (  -0.43,-164.35)  277.52                80
 06/18/2023   00:07:08   (   0.09,-162.31) (   0.66,-159.83)  282.70                80
 06/19/2023   12:26:16   (  -0.12,-162.91) (   0.38,-165.13)  252.61                80
 06/20/2023   12:10:12   (  -0.10,-163.30) (  -0.72,-160.61)  307.19                80
 06/22/2023   00:29:29   (   0.14,-163.90) (  -0.30,-165.95)  233.06                80
 06/23/2023   00:13:24   (   0.11,-164.29) (   0.74,-161.42)  326.68                80
 06/24/2023   12:32:33   (  -0.15,-164.89) (   0.24,-166.73)  209.22                80
 06/25/2023   12:16:27   (  -0.13,-165.28) (  -0.81,-162.20)  350.13                80