Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/9/2025
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 08/21/2025 16:05:19 -76.05, 127.62 115.75 08/21/2025 16:04:06 -76.03, 126.77 115.81 22.95 73
2 08/21/2025 16:56:07 76.15, -65.42 64.36 08/21/2025 16:55:05 76.15, -65.56 64.34 3.64 62
3 08/21/2025 17:46:51 -76.17, 101.85 115.63 08/21/2025 17:45:59 -76.18, 101.83 115.62 1.63 52
4 08/21/2025 18:37:37 76.17, -90.87 64.40 08/21/2025 18:37:01 76.16, -90.98 64.38 3.14 36
5 08/21/2025 19:28:21 -76.19, 76.40 115.58 08/21/2025 19:27:55 -76.20, 76.41 115.58 0.97 26
6 08/21/2025 20:19:07 76.20,-116.32 64.44 08/21/2025 20:18:57 76.18,-116.41 64.42 2.87 10
7 08/21/2025 21:09:51 -76.21, 50.95 115.54 08/21/2025 21:09:51 -76.21, 50.98 115.54 0.99 0
8 08/21/2025 22:00:37 76.22,-141.77 64.48 08/21/2025 22:00:53 76.20,-141.83 64.46 2.90 16
9 08/21/2025 22:51:21 -76.23, 25.50 115.50 08/21/2025 22:51:47 -76.23, 25.56 115.49 1.67 26
10 08/21/2025 23:42:07 76.24,-167.22 64.53 08/21/2025 23:42:49 76.21,-167.26 64.50 3.23 42
11 08/22/2025 00:32:51 -76.25, 0.05 115.45 08/22/2025 00:33:43 -76.24, 0.14 115.45 2.54 52
12 08/22/2025 01:23:37 76.26, 167.33 64.57 08/22/2025 01:24:45 76.23, 167.32 64.55 3.78 68
13 08/22/2025 02:14:24 -76.41, -25.91 115.30 08/22/2025 02:15:36 -76.39, -24.79 115.26 29.28 72

Figure of FY3D and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/9/2025
SNOs_Map_FY3D_NOAA-19_20250809.jpg

Download SNOs between FY3D and NOAA-19 since TLE EPOCH: 08/09/2025 in txt file.

Historial Predications of SNOs between FY3D and NOAA-19