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: 4/15/2023
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 04/17/2023 07:20:31 73.40, 69.32 62.90 04/17/2023 07:21:40 73.30, 71.03 62.79 55.69 69
2 04/17/2023 08:11:05 -72.89,-122.21 117.64 04/17/2023 08:11:16 -72.86,-122.21 117.67 3.57 11
3 04/17/2023 09:01:50 72.78, 45.32 62.25 04/17/2023 09:00:43 72.77, 45.26 62.23 2.37 67
4 04/19/2023 22:47:33 -73.18, 18.08 118.25 04/19/2023 22:48:45 -73.08, 18.83 118.35 26.72 72
5 04/19/2023 23:38:14 72.88,-173.95 61.44 04/19/2023 23:38:14 72.88,-173.91 61.44 1.25 0
6 04/20/2023 00:28:57 -72.81, -6.48 118.65 04/20/2023 00:27:43 -72.82, -6.41 118.64 2.73 74
7 04/22/2023 14:14:38 72.94, -33.14 60.61 04/22/2023 14:15:46 72.97, -33.15 60.64 2.63 68
8 04/22/2023 15:05:21 -72.87, 134.34 119.48 04/22/2023 15:05:16 -72.85, 134.26 119.50 3.28 5
9 04/22/2023 15:55:58 72.36, -57.31 60.02 04/22/2023 15:54:49 72.43, -58.88 60.07 53.51 69
10 04/25/2023 05:41:45 -72.93, -84.86 120.28 04/25/2023 05:42:47 -72.95, -84.94 120.26 3.40 62
11 04/25/2023 06:32:31 72.89, 82.53 59.67 04/25/2023 06:32:13 72.91, 82.61 59.69 3.16 18
12 04/25/2023 07:23:01 -72.15,-108.63 121.07 04/25/2023 07:21:54 -72.21,-111.05 121.03 82.58 67
13 04/27/2023 21:08:55 72.97,-136.70 58.92 04/27/2023 21:09:44 72.97,-136.65 58.91 1.68 49
14 04/27/2023 21:59:38 -72.88, 30.80 121.19 04/27/2023 21:59:14 -72.86, 30.77 121.21 3.11 24

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/15/2023
SNOs_Map_FY3D_LANDSAT-8_20230416.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/15/2023 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8