Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 5 29.  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   (  76.12, -64.27) 06/05/2023   15:46:30  (  76.09, -68.00)   99.44                64
 06/05/2023   16:38:31   ( -76.62, 101.15) 06/05/2023   16:37:18  ( -76.61, 101.29)    3.76                73
 06/05/2023   17:29:16   (  76.59, -91.42) 06/05/2023   17:28:17  (  76.62, -91.44)    2.92                59
 06/05/2023   18:20:02   ( -76.61,  75.83) 06/05/2023   18:19:17  ( -76.62,  75.81)    1.38                45
 06/05/2023   19:10:48   (  76.62,-116.91) 06/05/2023   19:10:16  (  76.62,-116.92)    0.35                32
 06/05/2023   20:01:34   ( -76.63,  50.35) 06/05/2023   20:01:16  ( -76.62,  50.33)    1.51                18
 06/05/2023   20:52:20   (  76.65,-142.40) 06/05/2023   20:52:15  (  76.63,-142.39)    2.31                 5
 06/05/2023   21:43:06   ( -76.66,  24.86) 06/05/2023   21:43:15  ( -76.62,  24.85)    4.10                 9
 06/05/2023   22:33:51   (  76.63,-167.71) 06/05/2023   22:34:14  (  76.63,-167.87)    4.13                23
 06/05/2023   23:24:37   ( -76.64,  -0.45) 06/05/2023   23:25:13  ( -76.67,  -0.46)    2.89                36
 06/06/2023   00:15:23   (  76.66, 166.80) 06/06/2023   00:16:12  (  76.68, 166.83)    2.26                49
 06/06/2023   01:06:09   ( -76.67, -25.94) 06/06/2023   01:07:12  ( -76.67, -25.94)    0.28                63
 06/06/2023   01:56:57   (  76.77, 140.96) 06/06/2023   01:58:10  (  76.72, 141.53)   15.43                73