Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 4 2.  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)
 04/04/2023   11:24:11   (  76.40,  -0.27) 04/04/2023   11:23:03  (  76.41,  -2.82)   66.84                68
 04/04/2023   12:15:03   ( -76.73, 165.76) 04/04/2023   12:13:57  ( -76.72, 165.69)    2.60                66
 04/04/2023   13:05:50   (  76.74, -26.94) 04/04/2023   13:04:55  (  76.72, -27.05)    3.31                55
 04/04/2023   13:56:35   ( -76.76, 140.30) 04/04/2023   13:55:56  ( -76.73, 140.24)    3.26                39
 04/04/2023   14:47:22   (  76.76, -52.41) 04/04/2023   14:46:53  (  76.77, -52.32)    2.85                29
 04/04/2023   15:38:07   ( -76.78, 114.83) 04/04/2023   15:37:54  ( -76.78, 114.97)    3.82                13
 04/04/2023   16:28:54   (  76.78, -77.88) 04/04/2023   16:28:52  (  76.78, -77.77)    2.85                 2
 04/04/2023   17:19:38   ( -76.76,  89.53) 04/04/2023   17:19:53  ( -76.79,  89.53)    4.14                15
 04/04/2023   18:10:26   (  76.80,-103.35) 04/04/2023   18:10:51  (  76.79,-103.22)    3.49                25
 04/04/2023   19:01:10   ( -76.78,  64.06) 04/04/2023   19:01:52  ( -76.81,  64.08)    2.95                42
 04/04/2023   19:51:57   (  76.78,-128.64) 04/04/2023   19:52:50  (  76.80,-128.66)    2.65                53
 04/04/2023   20:42:42   ( -76.80,  38.59) 04/04/2023   20:43:51  ( -76.82,  38.63)    2.00                69
 04/04/2023   21:33:35   (  77.06,-155.20) 04/04/2023   21:34:44  (  77.03,-153.19)   50.20                69