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: 9/3/2022
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 09/04/2022 23:56:50 -72.38, -0.14 114.62 09/04/2022 23:58:02 -72.28, 0.42 114.71 21.55 72
2 09/05/2022 00:47:31 72.11, 167.69 65.13 09/05/2022 00:47:31 72.09, 167.71 65.11 2.66 0
3 09/05/2022 01:38:14 -72.01, -24.79 114.96 09/05/2022 01:37:00 -72.02, -24.77 114.95 2.14 74
4 09/07/2022 15:23:53 72.41, -51.95 66.41 09/07/2022 15:25:04 72.29, -51.34 66.28 24.65 71
5 09/07/2022 16:14:32 -72.09, 115.99 113.90 09/07/2022 16:14:35 -72.12, 115.99 113.88 2.56 3
6 09/07/2022 17:05:16 71.99, -76.49 66.01 09/07/2022 17:04:02 72.02, -76.53 66.04 4.43 74
7 09/10/2022 06:50:57 -72.49,-103.84 112.52 09/10/2022 06:52:08 -72.36,-102.97 112.65 32.46 71
8 09/10/2022 07:41:35 72.08, 64.28 67.09 09/10/2022 07:41:38 72.11, 64.21 67.11 3.35 3
9 09/10/2022 08:32:19 -72.02,-128.29 112.97 09/10/2022 08:31:08 -71.99,-128.35 113.00 3.36 71
10 09/12/2022 22:18:00 72.49,-155.57 68.48 09/12/2022 22:19:11 72.34,-154.77 68.34 31.54 71
11 09/12/2022 23:08:38 -72.11, 12.49 111.88 09/12/2022 23:08:43 -72.12, 12.47 111.87 1.48 5
12 09/12/2022 23:59:22 72.01, 179.99 68.04 09/12/2022 23:58:10 72.02, 179.94 68.04 1.95 72
13 09/15/2022 13:45:04 -72.56, 152.54 110.43 09/15/2022 13:46:14 -72.45, 153.67 110.54 39.52 70
14 09/15/2022 14:35:41 72.11, -39.25 69.14 09/15/2022 14:35:45 72.14, -39.26 69.16 2.83 4
15 09/15/2022 15:26:25 -72.04, 128.20 110.93 09/15/2022 15:25:15 -72.03, 128.19 110.94 0.69 70

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/3/2022
SNOs_Map_FY3D_LANDSAT-8_20220903.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/03/2022 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8