Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 12 21.  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)
 01/01/2023   08:58:53   ( -76.95,-147.14) 01/01/2023   08:57:39  ( -76.93,-147.24)    3.15                74
 01/01/2023   09:49:39   (  76.94,  20.20) 01/01/2023   09:48:32  (  76.96,  20.18)    2.42                67
 01/01/2023   10:40:25   ( -76.96,-172.58) 01/01/2023   10:39:38  ( -76.95,-172.63)    1.76                47
 01/01/2023   11:31:11   (  76.95,  -5.23) 01/01/2023   11:30:31  (  76.98,  -5.22)    3.43                40
 01/01/2023   12:21:57   ( -76.97, 161.99) 01/01/2023   12:21:37  ( -76.97, 161.97)    0.58                20
 01/01/2023   13:12:43   (  76.96, -30.66) 01/01/2023   13:12:31  (  76.96, -30.80)    3.46                12
 01/01/2023   14:03:29   ( -76.98, 136.56) 01/01/2023   14:03:36  ( -77.00, 136.57)    1.28                 7
 01/01/2023   14:54:15   (  76.98, -56.10) 01/01/2023   14:54:30  (  76.98, -56.20)    2.68                15
 01/01/2023   15:45:01   ( -77.00, 111.13) 01/01/2023   15:45:35  ( -77.02, 111.18)    2.66                34
 01/01/2023   16:35:47   (  76.99, -81.53) 01/01/2023   16:36:29  (  77.01, -81.59)    2.57                42
 01/01/2023   17:26:33   ( -77.01,  85.69) 01/01/2023   17:27:35  ( -77.00,  85.59)    2.73                62
 01/01/2023   18:17:19   (  77.00,-106.97) 01/01/2023   18:18:28  (  77.03,-106.99)    3.21                69