Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 3 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)
 04/04/2023   11:24:12   (  76.42,  -0.32) 04/04/2023   11:23:04  (  76.41,  -2.82)   65.17                68
 04/04/2023   12:15:04   ( -76.74, 165.74) 04/04/2023   12:13:58  ( -76.73, 165.73)    1.54                66
 04/04/2023   13:05:51   (  76.75, -26.99) 04/04/2023   13:04:56  (  76.72, -27.04)    3.47                55
 04/04/2023   13:56:36   ( -76.76, 140.27) 04/04/2023   13:55:57  ( -76.74, 140.29)    2.70                39
 04/04/2023   14:47:23   (  76.77, -52.46) 04/04/2023   14:46:54  (  76.77, -52.30)    4.00                29
 04/04/2023   15:38:07   ( -76.74, 114.98) 04/04/2023   15:37:56  ( -76.75, 114.84)    3.67                11
 04/04/2023   16:28:54   (  76.75, -77.75) 04/04/2023   16:28:53  (  76.78, -77.75)    3.81                 1
 04/04/2023   17:19:39   ( -76.76,  89.51) 04/04/2023   17:19:55  ( -76.76,  89.39)    2.94                16
 04/04/2023   18:10:26   (  76.77,-103.22) 04/04/2023   18:10:52  (  76.80,-103.20)    2.60                26
 04/04/2023   19:01:11   ( -76.78,  64.04) 04/04/2023   19:01:54  ( -76.77,  63.95)    2.69                43
 04/04/2023   19:51:58   (  76.79,-128.69) 04/04/2023   19:52:51  (  76.81,-128.65)    1.70                53
 04/04/2023   20:42:43   ( -76.81,  38.57) 04/04/2023   20:43:53  ( -76.78,  38.50)    3.04                70
 04/04/2023   21:33:36   (  77.08,-155.25) 04/04/2023   21:34:45  (  77.03,-153.17)   52.07                69