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: 8/13/2025
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 16:05:20 -76.07, 127.56 115.73 08/21/2025 16:04:06 -76.06, 126.86 115.78 18.68 74
2 08/21/2025 16:56:08 76.17, -65.47 64.37 08/21/2025 16:55:05 76.18, -65.45 64.37 1.48 63
3 08/21/2025 17:46:52 -76.18, 101.78 115.61 08/21/2025 17:46:00 -76.16, 101.76 115.64 2.59 52
4 08/21/2025 18:37:38 76.19, -90.92 64.41 08/21/2025 18:37:01 76.19, -90.88 64.41 1.39 37
5 08/21/2025 19:28:21 -76.21, 76.33 115.57 08/21/2025 19:27:55 -76.18, 76.34 115.60 3.18 26
6 08/21/2025 20:19:07 76.21,-116.37 64.45 08/21/2025 20:18:56 76.21,-116.30 64.45 1.90 11
7 08/21/2025 21:09:50 -76.18, 51.05 115.56 08/21/2025 21:09:51 -76.19, 50.91 115.56 3.71 1
8 08/21/2025 22:00:37 76.23,-141.82 64.50 08/21/2025 22:00:52 76.23,-141.73 64.50 2.69 15
9 08/21/2025 22:51:20 -76.20, 25.59 115.52 08/21/2025 22:51:47 -76.21, 25.49 115.52 2.87 27
10 08/21/2025 23:42:07 76.25,-167.28 64.54 08/21/2025 23:42:48 76.24,-167.15 64.54 3.59 41
11 08/22/2025 00:32:50 -76.23, 0.14 115.48 08/22/2025 00:33:43 -76.23, 0.06 115.47 2.13 53
12 08/22/2025 01:23:36 76.23, 167.44 64.54 08/22/2025 01:24:44 76.26, 167.42 64.58 2.80 68
13 08/22/2025 02:14:24 -76.43, -25.98 115.28 08/22/2025 02:15:36 -76.37, -24.86 115.28 29.71 72

Figure of FY3D and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/13/2025
SNOs_Map_FY3D_NOAA-19_20250814.jpg

Download SNOs between FY3D and NOAA-19 since TLE EPOCH: 08/13/2025 in txt file.

Historial Predications of SNOs between FY3D and NOAA-19