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: 4/8/2025
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 04/15/2025 12:02:29 75.57, 6.60 65.66 04/15/2025 12:01:23 75.60, 3.51 65.60 85.71 66
2 04/15/2025 12:53:23 -76.04, 172.31 113.94 04/15/2025 12:52:08 -76.04, 172.29 113.95 0.90 75
3 04/15/2025 13:44:09 76.05, -20.39 66.06 04/15/2025 13:43:10 76.04, -20.47 66.04 2.41 59
4 04/15/2025 14:34:53 -76.06, 146.87 113.95 04/15/2025 14:34:04 -76.07, 146.90 113.95 0.82 49
5 04/15/2025 15:25:39 76.06, -45.82 66.05 04/15/2025 15:25:06 76.07, -45.86 66.05 1.05 33
6 04/15/2025 16:16:23 -76.08, 121.44 113.96 04/15/2025 16:16:00 -76.09, 121.52 113.94 2.48 23
7 04/15/2025 17:07:09 76.08, -71.25 66.04 04/15/2025 17:07:02 76.09, -71.25 66.05 1.31 7
8 04/15/2025 17:57:53 -76.10, 96.01 113.97 04/15/2025 17:57:57 -76.08, 95.97 113.99 2.53 4
9 04/15/2025 18:48:39 76.10, -96.69 66.03 04/15/2025 18:48:58 76.12, -96.63 66.05 2.78 19
10 04/15/2025 19:39:23 -76.11, 70.58 113.97 04/15/2025 19:39:53 -76.10, 70.58 113.98 1.15 30
11 04/15/2025 20:30:09 76.11,-122.12 66.02 04/15/2025 20:30:55 76.10,-122.18 66.01 2.27 46
12 04/15/2025 21:20:53 -76.13, 45.14 113.98 04/15/2025 21:21:49 -76.13, 45.20 113.98 1.39 56
13 04/15/2025 22:11:39 76.13,-147.55 66.01 04/15/2025 22:12:51 76.13,-147.57 66.01 0.62 72
14 04/15/2025 23:02:30 -76.46, 18.55 113.71 04/15/2025 23:03:39 -76.42, 20.81 113.68 59.03 69

Figure of FY3D and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/8/2025
SNOs_Map_FY3D_NOAA-19_20250408.jpg

Download SNOs between FY3D and NOAA-19 since TLE EPOCH: 04/08/2025 in txt file.

Historial Predications of SNOs between FY3D and NOAA-19