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 73.42, 69.28 62.92 04/17/2023 07:21:39 73.33, 71.09 62.82 58.72 68
2 04/17/2023 08:11:04 -72.86,-122.15 117.67 04/17/2023 08:11:15 -72.89,-122.15 117.64 3.52 11
3 04/17/2023 09:01:50 72.80, 45.28 62.27 04/17/2023 09:00:42 72.80, 45.32 62.26 1.33 68
4 04/19/2023 22:47:34 -73.20, 18.04 118.24 04/19/2023 22:48:45 -73.12, 18.90 118.32 29.09 71
5 04/19/2023 23:38:14 72.85,-173.88 61.41 04/19/2023 23:38:15 72.86,-173.95 61.42 3.00 1
6 04/20/2023 00:28:57 -72.78, -6.41 118.68 04/20/2023 00:27:44 -72.80, -6.44 118.66 2.78 73
7 04/22/2023 14:14:39 72.96, -33.17 60.63 04/22/2023 14:15:47 72.95, -33.18 60.62 0.86 68
8 04/22/2023 15:05:22 -72.88, 134.31 119.47 04/22/2023 15:05:16 -72.89, 134.33 119.46 1.13 6
9 04/22/2023 15:55:58 72.38, -57.34 60.03 04/22/2023 15:54:49 72.42, -58.91 60.06 53.08 69
10 04/25/2023 05:41:45 -72.94, -84.89 120.27 04/25/2023 05:42:47 -72.94, -84.96 120.27 2.48 62
11 04/25/2023 06:32:31 72.90, 82.51 59.69 04/25/2023 06:32:13 72.89, 82.59 59.68 2.89 18
12 04/25/2023 07:23:01 -72.16,-108.66 121.06 04/25/2023 07:21:54 -72.20,-111.07 121.04 82.33 67
13 04/27/2023 21:08:55 72.98,-136.72 58.92 04/27/2023 21:09:44 72.96,-136.66 58.91 2.48 49
14 04/27/2023 21:59:38 -72.89, 30.79 121.18 04/27/2023 21:59:13 -72.91, 30.86 121.16 3.02 25

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/15/2023
SNOs_Map_FY3D_LANDSAT-8_20230415.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