Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 5 23.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 06/05/2023   15:47:34   (  76.14, -64.34) 06/05/2023   15:46:29  (  76.12, -67.87)   94.06                65
 06/05/2023   16:38:30   ( -76.59, 101.27) 06/05/2023   16:37:18  ( -76.61, 101.26)    1.58                72
 06/05/2023   17:29:16   (  76.61, -91.50) 06/05/2023   17:28:17  (  76.61, -91.48)    0.67                59
 06/05/2023   18:20:02   ( -76.62,  75.78) 06/05/2023   18:19:17  ( -76.61,  75.78)    1.13                45
 06/05/2023   19:10:48   (  76.64,-116.98) 06/05/2023   19:10:16  (  76.61,-116.96)    3.25                32
 06/05/2023   20:01:34   ( -76.65,  50.29) 06/05/2023   20:01:16  ( -76.61,  50.30)    3.84                18
 06/05/2023   20:52:19   (  76.62,-142.30) 06/05/2023   20:52:15  (  76.61,-142.44)    3.66                 4
 06/05/2023   21:43:05   ( -76.63,  24.98) 06/05/2023   21:43:14  ( -76.66,  25.00)    3.17                 9
 06/05/2023   22:33:51   (  76.65,-167.79) 06/05/2023   22:34:13  (  76.66,-167.74)    1.75                22
 06/05/2023   23:24:37   ( -76.66,  -0.51) 06/05/2023   23:25:13  ( -76.66,  -0.48)    0.86                36
 06/06/2023   00:15:23   (  76.68, 166.72) 06/06/2023   00:16:12  (  76.67, 166.78)    2.11                49
 06/06/2023   01:06:09   ( -76.69, -26.00) 06/06/2023   01:07:12  ( -76.67, -25.96)    2.48                63
 06/06/2023   01:56:56   (  76.75, 141.06) 06/06/2023   01:58:09  (  76.75, 141.66)   15.40                73