Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2020 3 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/15/2020   22:14:30   (   0.32,-128.32) (  -0.68,-132.69)  498.37                80
 03/16/2020   21:58:26   (   0.32,-128.30) (   0.33,-128.16)   16.32                80
 03/19/2020   10:01:30   (  -0.31,-128.22) (  -0.18,-128.90)   76.64                80
 03/20/2020   09:40:05   (  -0.31,-128.20) (  -1.19,-124.37)  437.30                80
 03/21/2020   22:02:02   (   0.30,-128.20) (  -0.01,-129.67)  167.04                80
 03/22/2020   21:45:57   (   0.30,-128.18) (   1.00,-125.14)  347.10                80
 03/24/2020   10:07:44   (  -0.29,-128.12) (   0.22,-130.40)  259.68                80
 03/25/2020   09:46:20   (  -0.30,-128.10) (  -0.80,-125.87)  253.83                80
 03/26/2020   22:10:56   (   0.28,-128.09) (  -0.40,-131.17)  351.61                80
 03/27/2020   21:52:12   (   0.29,-128.06) (   0.61,-126.64)  161.94                80