Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/8/2025
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 06/10/2025 06:54:24 -77.70,-103.38 125.41 06/10/2025 06:54:44 -77.70,-103.23 125.41 3.56 20
2 06/10/2025 07:45:08 77.66, 64.13 54.55 06/10/2025 07:44:03 77.65, 64.24 54.54 3.15 65
3 06/12/2025 17:15:52 77.71, -78.71 54.44 06/12/2025 17:16:29 77.69, -78.74 54.43 1.53 37
4 06/12/2025 18:06:36 -77.68, 88.75 125.59 06/12/2025 18:05:50 -77.67, 88.85 125.60 2.39 46
5 06/15/2025 03:37:20 -77.72, -54.08 125.67 06/15/2025 03:38:16 -77.70, -54.19 125.69 3.27 56
6 06/15/2025 04:28:04 77.69, 113.38 54.30 06/15/2025 04:27:34 77.70, 113.47 54.31 2.41 30
7 06/17/2025 13:58:48 77.74, -29.48 54.27 06/17/2025 13:59:59 77.76, -29.43 54.30 2.98 71
8 06/17/2025 14:49:32 -77.70, 138.02 125.77 06/17/2025 14:49:21 -77.69, 137.95 125.78 1.84 11
9 06/20/2025 01:10:59 77.73, 162.59 54.22 06/20/2025 01:11:03 77.74, 162.67 54.24 2.46 4
10 06/20/2025 02:01:38 -77.48, -28.89 126.02 06/20/2025 02:00:28 -77.53, -30.52 125.98 39.39 70
11 06/22/2025 11:32:27 -77.74,-172.77 125.77 06/22/2025 11:32:49 -77.75,-172.79 125.76 1.34 22

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 6/8/2025
SNOs_Map_FY3D_TERRA_20250609.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 06/08/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA