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: 8/11/2025
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 -76.06, 127.62 115.74 08/21/2025 16:04:06 -76.02, 126.73 115.82 24.24 73
2 08/21/2025 16:56:07 76.15, -65.41 64.35 08/21/2025 16:55:04 76.18, -65.43 64.38 3.57 63
3 08/21/2025 17:46:51 -76.17, 101.85 115.62 08/21/2025 17:45:59 -76.17, 101.79 115.63 1.56 52
4 08/21/2025 18:37:37 76.17, -90.87 64.40 08/21/2025 18:37:00 76.20, -90.86 64.42 2.83 37
5 08/21/2025 19:28:21 -76.19, 76.40 115.58 08/21/2025 19:27:55 -76.18, 76.36 115.59 1.05 26
6 08/21/2025 20:19:07 76.20,-116.32 64.44 08/21/2025 20:18:56 76.21,-116.28 64.46 2.28 11
7 08/21/2025 21:09:51 -76.21, 50.95 115.54 08/21/2025 21:09:51 -76.20, 50.94 115.55 1.24 0
8 08/21/2025 22:00:37 76.22,-141.77 64.48 08/21/2025 22:00:52 76.23,-141.71 64.50 2.08 15
9 08/21/2025 22:51:21 -76.23, 25.49 115.50 08/21/2025 22:51:47 -76.22, 25.51 115.51 1.95 26
10 08/21/2025 23:42:07 76.24,-167.22 64.53 08/21/2025 23:42:48 76.24,-167.14 64.54 2.32 41
11 08/22/2025 00:32:51 -76.25, 0.04 115.45 08/22/2025 00:33:43 -76.23, 0.09 115.47 2.81 52
12 08/22/2025 01:23:37 76.26, 167.33 64.57 08/22/2025 01:24:44 76.26, 167.44 64.58 2.91 67
13 08/22/2025 02:14:24 -76.41, -25.91 115.29 08/22/2025 02:15:36 -76.38, -24.84 115.28 28.25 72

Figure of FY3D and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/11/2025
SNOs_Map_FY3D_NOAA-19_20250811.jpg

Download SNOs between FY3D and NOAA-19 since TLE EPOCH: 08/11/2025 in txt file.

Historial Predications of SNOs between FY3D and NOAA-19