Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 6 18.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/19/2023   01:16:36   (  73.61, 160.70) 06/19/2023   01:17:30  (  73.61, 160.75)    1.39                54
 06/19/2023   02:07:20   ( -73.55, -31.85) 06/19/2023   02:06:55  ( -73.54, -31.75)    3.38                25
 06/21/2023   13:20:42   ( -73.58, 159.77) 06/21/2023   13:21:30  ( -73.59, 159.68)    2.88                48
 06/21/2023   14:11:27   (  73.52, -32.77) 06/21/2023   14:10:52  (  73.52, -32.81)    1.39                35
 06/24/2023   01:24:49   (  73.60, 158.73) 06/24/2023   01:25:25  (  73.59, 158.67)    2.09                36
 06/24/2023   02:15:33   ( -73.55, -33.83) 06/24/2023   02:14:50  ( -73.53, -33.80)    1.82                43
 06/26/2023   13:28:56   ( -73.64, 157.65) 06/26/2023   13:29:23  ( -73.64, 157.76)    3.44                27
 06/26/2023   14:19:40   (  73.52, -34.77) 06/26/2023   14:18:45  (  73.56, -34.76)    3.55                55
 06/29/2023   01:33:03   (  73.62, 156.70) 06/29/2023   01:33:18  (  73.64, 156.74)    2.02                15
 06/29/2023   02:23:46   ( -73.52, -35.74) 06/29/2023   02:22:44  ( -73.53, -35.82)    3.20                62
 07/01/2023   12:46:36   (  74.21, -13.07) 07/01/2023   12:47:43  (  74.11, -10.89)   67.23                67
 07/01/2023   13:37:09   ( -73.62, 155.71) 07/01/2023   13:37:16  ( -73.65, 155.74)    3.03                 7