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: 12/18/2021
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 12/20/2021 01:54:12 71.92, 149.22 95.25 12/20/2021 01:55:22 71.80, 150.20 95.13 36.27 70
2 12/20/2021 02:44:49 -71.51, -42.72 85.16 12/20/2021 02:44:55 -71.53, -42.63 85.15 3.37 6
3 12/20/2021 03:35:33 71.38, 124.83 94.71 12/20/2021 03:34:23 71.37, 124.76 94.70 2.48 70
4 12/22/2021 17:21:16 -71.69, 97.88 84.98 12/22/2021 17:22:27 -71.65, 98.17 85.02 11.05 71
5 12/22/2021 18:11:59 71.51, -94.49 94.84 12/22/2021 18:11:55 71.49, -94.44 94.83 2.16 4
6 12/22/2021 19:02:39 -71.25, 73.29 85.42 12/22/2021 19:01:26 -71.33, 72.92 85.34 15.73 73
7 12/25/2021 08:48:25 71.59, 46.28 94.88 12/25/2021 08:49:28 71.61, 46.35 94.89 3.19 63
8 12/25/2021 09:39:08 -71.48,-146.20 85.24 12/25/2021 09:38:58 -71.50,-146.20 85.22 2.17 10
9 12/25/2021 10:29:43 70.89, 22.13 94.17 12/25/2021 10:28:34 70.90, 20.50 94.20 59.35 69
10 12/28/2021 00:15:34 -71.55, -5.43 85.26 12/28/2021 00:16:32 -71.55, -5.51 85.27 2.76 58
11 12/28/2021 01:06:19 71.49, 161.99 94.68 12/28/2021 01:05:58 71.50, 162.06 94.68 2.33 21
12 12/28/2021 01:56:48 -70.65, -29.25 86.18 12/28/2021 01:55:41 -70.69, -31.60 86.12 86.62 67
13 12/30/2021 15:42:45 71.58, -57.25 94.61 12/30/2021 15:43:31 71.60, -57.18 94.63 3.30 46
14 12/30/2021 16:33:29 -71.51, 110.19 85.47 12/30/2021 16:33:01 -71.49, 110.28 85.49 3.46 28

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 12/18/2021
SNOs_Map_FY3D_LANDSAT-8_20211218.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 12/18/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8