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: 11/23/2021
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 11/23/2021 16:13:16 -72.05, 114.04 87.57 11/23/2021 16:14:25 -71.93, 115.66 87.68 57.30 69
2 11/23/2021 17:03:52 71.46, -77.56 91.85 11/23/2021 17:03:59 71.46, -77.49 91.85 2.39 7
3 11/23/2021 17:54:34 -71.35, 89.94 88.25 11/23/2021 17:53:29 -71.34, 89.95 88.26 1.20 65
4 11/26/2021 07:40:22 71.61, 63.08 92.51 11/26/2021 07:41:33 71.59, 63.33 92.49 9.00 71
5 11/26/2021 08:31:03 -71.44,-129.31 87.65 11/26/2021 08:31:04 -71.42,-129.32 87.67 2.36 1
6 11/26/2021 09:21:45 71.16, 38.49 92.08 11/26/2021 09:20:33 71.22, 37.99 92.13 18.67 72
7 11/28/2021 23:07:33 -71.53, 11.43 87.10 11/28/2021 23:08:38 -71.55, 11.50 87.08 3.41 65
8 11/28/2021 23:58:18 71.41, 178.95 92.79 11/28/2021 23:58:06 71.40, 178.88 92.77 2.93 12
9 11/29/2021 00:48:52 -70.88, -12.81 87.74 11/29/2021 00:47:42 -70.96, -14.18 87.67 50.62 70
10 12/01/2021 14:34:49 71.49, -40.30 93.29 12/01/2021 14:35:40 71.51, -40.32 93.31 3.01 51
11 12/01/2021 15:25:32 -71.41, 127.15 86.79 12/01/2021 15:25:10 -71.41, 127.14 86.80 0.75 22
12 12/04/2021 06:02:03 -71.48, -92.08 86.35 12/04/2021 06:02:44 -71.47, -92.16 86.36 3.02 41
13 12/04/2021 06:52:49 71.42, 75.33 93.60 12/04/2021 06:52:10 71.42, 75.40 93.59 2.53 39
14 12/06/2021 21:29:22 71.49,-143.90 93.98 12/06/2021 21:29:45 71.47,-143.91 93.96 1.89 23
15 12/06/2021 22:20:05 -71.40, 23.57 86.11 12/06/2021 22:19:15 -71.37, 23.55 86.14 3.08 50

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 11/23/2021
SNOs_Map_FY3D_LANDSAT-8_20211123.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 11/23/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8