Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D TLE Epoch: 2021 7 21. Predictions up to the next 14.0 days: Date Time(GOES-15) GOES-15 Lat/Lon FY3D Lat/Lon Distance(km) Time Diff(sec) 07/21/2021 10:14:34 ( -0.11,-127.58) ( 0.27,-129.23) 187.59 80 07/22/2021 09:58:16 ( -0.10,-127.54) ( -0.78,-124.64) 330.76 80 07/23/2021 22:17:11 ( 0.12,-127.38) ( -0.43,-129.84) 280.66 80 07/24/2021 22:00:53 ( 0.11,-127.34) ( 0.56,-125.24) 237.80 80 07/26/2021 10:19:41 ( -0.13,-127.35) ( 0.54,-130.43) 350.66 80 07/27/2021 10:03:23 ( -0.12,-127.31) ( -0.46,-125.83) 167.76 80 07/28/2021 22:22:18 ( 0.14,-127.15) ( -0.74,-131.04) 443.66 80 07/29/2021 22:06:00 ( 0.13,-127.10) ( 0.25,-126.44) 74.79 80 08/01/2021 10:05:50 ( -0.14,-127.07) ( -0.14,-127.03) 4.35 80 08/03/2021 22:08:27 ( 0.16,-126.85) ( 0.01,-127.65) 90.79 80