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: 4/6/2025
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 75.58, 6.57 65.66 04/15/2025 12:01:23 75.60, 3.50 65.59 85.10 66
2 04/15/2025 12:53:23 -76.05, 172.28 113.93 04/15/2025 12:52:08 -76.04, 172.28 113.95 1.86 75
3 04/15/2025 13:44:09 76.06, -20.42 66.07 04/15/2025 13:43:10 76.03, -20.48 66.04 2.92 59
4 04/15/2025 14:34:53 -76.07, 146.85 113.94 04/15/2025 14:34:04 -76.06, 146.89 113.95 1.45 49
5 04/15/2025 15:25:39 76.07, -45.85 66.06 04/15/2025 15:25:06 76.06, -45.87 66.04 1.40 33
6 04/15/2025 16:16:23 -76.09, 121.42 113.95 04/15/2025 16:16:00 -76.09, 121.51 113.94 2.52 23
7 04/15/2025 17:07:09 76.09, -71.29 66.05 04/15/2025 17:07:02 76.09, -71.26 66.04 0.82 7
8 04/15/2025 17:57:53 -76.10, 95.98 113.96 04/15/2025 17:57:57 -76.07, 95.96 113.99 3.52 4
9 04/15/2025 18:48:39 76.11, -96.72 66.04 04/15/2025 18:48:58 76.11, -96.64 66.05 2.17 19
10 04/15/2025 19:39:23 -76.12, 70.55 113.97 04/15/2025 19:39:53 -76.10, 70.58 113.98 2.47 30
11 04/15/2025 20:30:09 76.12,-122.15 66.03 04/15/2025 20:30:55 76.10,-122.19 66.00 3.31 46
12 04/15/2025 21:20:53 -76.14, 45.12 113.98 04/15/2025 21:21:49 -76.13, 45.19 113.98 2.34 56
13 04/15/2025 22:11:39 76.14,-147.59 66.02 04/15/2025 22:12:51 76.12,-147.58 66.01 2.08 72
14 04/15/2025 23:02:30 -76.47, 18.52 113.70 04/15/2025 23:03:39 -76.42, 20.80 113.69 59.71 69

Figure of FY3D and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/6/2025
SNOs_Map_FY3D_NOAA-19_20250406.jpg

Download SNOs between FY3D and NOAA-19 since TLE EPOCH: 04/06/2025 in txt file.

Historial Predications of SNOs between FY3D and NOAA-19