Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2025 6 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/17/2025   22:04:39   (  -0.03,-104.73) (   0.03,-104.40)   36.65                80
 06/20/2025   10:07:29   (   0.03,-104.73) (   0.11,-105.02)   33.70                80
 06/21/2025   09:45:59   (   0.02,-104.73) (  -0.93,-100.46)  487.31                80
 06/22/2025   22:07:48   (  -0.01,-104.73) (  -0.24,-105.68)  109.13                80
 06/23/2025   21:51:38   (  -0.01,-104.73) (   0.80,-101.12)  411.70                80
 06/25/2025   10:13:17   (   0.00,-104.73) (   0.38,-106.30)  180.46                80
 06/26/2025   09:51:48   (  -0.00,-104.72) (  -0.66,-101.74)  340.39                80
 06/27/2025   22:13:36   (   0.00,-104.72) (  -0.49,-106.97)  255.85                80
 06/28/2025   21:57:27   (   0.01,-104.72) (   0.56,-102.40)  265.62                80
 06/30/2025   10:19:06   (  -0.00,-104.73) (   0.63,-107.59)  325.32                80
 07/01/2025   09:57:37   (  -0.00,-104.73) (  -0.42,-103.02)  196.31                80