Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 1 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/23/2023   10:00:37   (   0.02,-128.22) (   0.14,-128.82)   68.41                80
 01/24/2023   09:44:33   (   0.01,-128.23) (  -0.86,-124.29)  449.27                80
 01/25/2023   22:06:30   (  -0.01,-128.21) (  -0.32,-129.59)  157.63                80
 01/26/2023   21:45:06   (  -0.01,-128.22) (   0.68,-125.06)  359.76                80
 01/28/2023   10:06:55   (   0.01,-128.27) (   0.44,-130.34)  234.86                80
 01/29/2023   09:50:51   (   0.01,-128.28) (  -0.56,-125.80)  282.64                80
 01/30/2023   22:12:47   (  -0.01,-128.25) (  -0.66,-131.10)  324.34                80
 01/31/2023   21:51:22   (  -0.01,-128.26) (   0.35,-126.56)  192.47                80
 02/02/2023   10:13:11   (   0.00,-128.29) (   0.83,-131.83)  403.80                80
 02/03/2023   09:57:07   (   0.00,-128.30) (  -0.24,-127.31)  113.05                80