Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/17/2023
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 04/19/2023 22:47:34 -73.20, 18.05 118.24 04/19/2023 22:48:45 -73.12, 18.90 118.32 28.84 71
2 04/19/2023 23:38:15 72.89,-173.98 61.45 04/19/2023 23:38:15 72.87,-173.94 61.42 2.84 0
3 04/20/2023 00:28:56 -72.77, -6.41 118.68 04/20/2023 00:27:43 -72.80, -6.44 118.66 3.12 73
4 04/22/2023 14:14:38 72.95, -33.17 60.62 04/22/2023 14:15:46 72.94, -33.20 60.61 2.00 68
5 04/22/2023 15:05:21 -72.88, 134.31 119.46 04/22/2023 15:05:15 -72.87, 134.30 119.47 0.76 6
6 04/22/2023 15:55:58 72.38, -57.34 60.03 04/22/2023 15:54:49 72.41, -58.93 60.05 53.78 69
7 04/25/2023 05:41:45 -72.95, -84.90 120.26 04/25/2023 05:42:46 -72.96, -84.92 120.25 1.69 61
8 04/25/2023 06:32:30 72.85, 82.61 59.64 04/25/2023 06:32:13 72.86, 82.54 59.65 2.70 17
9 04/25/2023 07:23:00 -72.12,-108.57 121.10 04/25/2023 07:21:54 -72.16,-111.13 121.08 87.57 66
10 04/27/2023 21:08:54 72.94,-136.63 58.88 04/27/2023 21:09:43 72.96,-136.66 58.91 3.02 49
11 04/27/2023 21:59:38 -72.90, 30.76 121.17 04/27/2023 21:59:12 -72.90, 30.85 121.17 2.92 26
12 04/30/2023 12:36:01 -72.94, 171.63 121.94 04/30/2023 12:36:42 -72.96, 171.59 121.92 2.84 41
13 04/30/2023 13:26:46 72.86, -20.89 57.97 04/30/2023 13:26:09 72.86, -20.97 57.97 2.52 37

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/17/2023
SNOs_Map_FY3D_LANDSAT-8_20230418.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/17/2023 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8