Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D TLE Epoch: 2021 6 18. Predictions up to the next 14.0 days: Date Time(GOES-15) GOES-15 Lat/Lon FY3D Lat/Lon Distance(km) Time Diff(sec) 06/19/2021 10:21:44 ( 0.03,-128.47) ( 0.62,-131.20) 311.58 80 06/20/2021 10:02:46 ( 0.03,-128.45) ( -0.36,-126.61) 210.41 80 06/21/2021 22:24:22 ( -0.02,-128.35) ( -0.83,-131.81) 395.50 80 06/22/2021 22:08:05 ( -0.02,-128.34) ( 0.22,-127.23) 126.21 80 06/24/2021 10:26:52 ( 0.01,-128.40) ( 0.92,-132.41) 457.09 80 06/25/2021 10:10:34 ( 0.01,-128.38) ( -0.13,-127.82) 64.05 80 06/27/2021 22:10:32 ( -0.01,-128.24) ( -0.07,-128.43) 21.98 80 06/28/2021 21:54:15 ( -0.02,-128.22) ( 0.98,-123.84) 499.48 80 06/30/2021 10:13:02 ( 0.01,-128.28) ( 0.16,-129.02) 83.90 80 07/01/2021 09:56:44 ( 0.02,-128.26) ( -0.83,-124.42) 437.27 80