Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 8 19.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 08/19/2023   11:03:38   (  73.31,  15.49) 08/19/2023   11:04:34  (  73.31,  15.56)    2.12                56
 08/19/2023   11:54:21   ( -73.25,-177.05) 08/19/2023   11:54:03  ( -73.24,-176.94)    3.47                18
 08/22/2023   02:30:43   ( -73.29, -36.19) 08/22/2023   02:31:39  ( -73.30, -36.21)    1.85                56
 08/22/2023   03:21:29   (  73.24, 131.23) 08/22/2023   03:21:06  (  73.22, 131.25)    2.22                23
 08/24/2023   17:57:51   (  73.29, -87.94) 08/24/2023   17:58:41  (  73.31, -87.96)    2.01                50
 08/24/2023   18:48:34   ( -73.22,  79.54) 08/24/2023   18:48:10  ( -73.24,  79.54)    2.99                24
 08/27/2023   09:24:56   ( -73.32,-139.74) 08/27/2023   09:25:44  ( -73.31,-139.72)    1.33                48
 08/27/2023   10:15:41   (  73.23,  27.77) 08/27/2023   10:15:11  (  73.22,  27.74)    1.77                30
 08/30/2023   00:52:03   (  73.30, 168.57) 08/30/2023   00:52:45  (  73.31, 168.54)    1.70                42
 08/30/2023   01:42:47   ( -73.26, -24.04) 08/30/2023   01:42:14  ( -73.25, -23.95)    3.05                33
 09/01/2023   16:19:09   ( -73.33, 116.76) 09/01/2023   16:19:48  ( -73.33, 116.81)    1.75                39
 09/01/2023   17:09:54   (  73.26, -75.76) 09/01/2023   17:09:15  (  73.23, -75.75)    3.10                39