Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 1 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/09/2025   21:50:50   (  -0.01,-104.64) (  -0.24,-105.60)  109.55                80
 01/10/2025   21:34:47   (  -0.01,-104.64) (   0.83,-101.06)  409.33                80
 01/12/2025   09:56:34   (   0.02,-104.72) (   0.35,-106.28)  178.26                80
 01/13/2025   09:35:10   (   0.02,-104.72) (  -0.66,-101.74)  340.51                80
 01/14/2025   21:57:06   (  -0.02,-104.65) (  -0.56,-106.99)  267.06                80
 01/15/2025   21:41:02   (  -0.02,-104.66) (   0.46,-102.44)  252.23                80
 01/17/2025   10:02:49   (   0.02,-104.75) (   0.71,-107.67)  334.09                80
 01/18/2025   09:41:25   (   0.02,-104.76) (  -0.37,-103.14)  185.24                80
 01/19/2025   22:03:21   (  -0.02,-104.69) (  -0.89,-108.38)  421.84                80
 01/20/2025   21:47:17   (  -0.02,-104.70) (   0.20,-103.85)   97.79                80
 01/22/2025   10:09:04   (   0.02,-104.79) (   1.02,-109.07)  487.99                80