Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 6 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)
 07/07/2023   00:46:18   (  76.54, 159.95) 07/07/2023   00:45:06  (  76.56, 160.06)    3.30                72
 07/07/2023   01:37:03   ( -76.54, -32.73) 07/07/2023   01:36:01  ( -76.56, -32.67)    2.45                62
 07/07/2023   02:27:50   (  76.57, 134.48) 07/07/2023   02:27:05  (  76.56, 134.57)    2.33                45
 07/07/2023   03:18:35   ( -76.56, -58.20) 07/07/2023   03:18:00  ( -76.56, -58.16)    1.03                35
 07/07/2023   04:09:21   (  76.54, 109.18) 07/07/2023   04:09:04  (  76.56, 109.07)    3.21                17
 07/07/2023   05:00:07   ( -76.59, -83.67) 07/07/2023   04:59:59  ( -76.56, -83.66)    3.10                 8
 07/07/2023   05:50:53   (  76.57,  83.71) 07/07/2023   05:51:03  (  76.56,  83.58)    3.45                10
 07/07/2023   06:41:38   ( -76.57,-108.97) 07/07/2023   06:41:57  ( -76.60,-108.97)    4.06                19
 07/07/2023   07:32:25   (  76.59,  58.24) 07/07/2023   07:33:01  (  76.60,  58.27)    1.48                36
 07/07/2023   08:23:10   ( -76.59,-134.44) 07/07/2023   08:23:56  ( -76.60,-134.46)    1.66                46
 07/07/2023   09:13:57   (  76.62,  32.77) 07/07/2023   09:15:00  (  76.60,  32.77)    1.24                63
 07/07/2023   10:04:42   ( -76.61,-159.91) 07/07/2023   10:05:55  ( -76.60,-159.95)    1.56                73