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: 3/29/2021
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 03/30/2021 00:21:19 71.00, 172.07 67.16 03/30/2021 00:22:22 70.98, 171.98 67.14 3.53 63
2 03/30/2021 01:12:01 -70.90, -20.45 112.96 03/30/2021 01:11:51 -70.92, -20.48 112.94 2.27 10
3 03/30/2021 02:02:35 70.32, 147.81 66.43 03/30/2021 02:01:26 70.38, 146.36 66.54 54.71 69
4 04/01/2021 16:37:40 71.06, -72.10 66.18 04/01/2021 16:38:49 71.05, -72.03 66.17 2.54 69
5 04/01/2021 17:28:22 -70.96, 95.39 113.94 04/01/2021 17:28:19 -70.94, 95.43 113.96 2.28 3
6 04/01/2021 18:19:01 70.64, -96.77 65.72 04/01/2021 18:17:49 70.68, -97.33 65.78 21.02 72
7 04/04/2021 08:54:04 71.27, 43.46 65.38 04/04/2021 08:55:15 71.17, 44.04 65.26 23.36 71
8 04/04/2021 09:44:42 -70.96,-148.69 114.96 04/04/2021 09:44:47 -70.96,-148.67 114.97 0.95 5
9 04/04/2021 10:35:25 70.86, 18.80 64.92 04/04/2021 10:34:14 70.85, 18.81 64.92 0.84 71
10 04/07/2021 01:10:29 71.54, 158.92 64.64 04/07/2021 01:11:38 71.45, 160.37 64.51 52.07 69
11 04/07/2021 02:01:01 -70.97, -32.77 115.97 04/07/2021 02:01:14 -70.97, -32.78 115.98 0.74 13
12 04/07/2021 02:51:44 70.87, 134.72 63.91 04/07/2021 02:50:41 70.86, 134.70 63.91 1.55 63
13 04/09/2021 17:26:53 71.81, -85.64 63.92 04/09/2021 17:28:00 71.72, -83.30 63.78 82.02 67
14 04/09/2021 18:17:21 -70.99, 83.15 116.96 04/09/2021 18:17:42 -70.97, 83.11 116.98 2.21 21
15 04/09/2021 19:08:04 70.88,-109.37 62.93 04/09/2021 19:07:09 70.86,-109.42 62.90 3.44 55

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/29/2021
SNOs_Map_FY3D_LANDSAT-8_20210329.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 03/29/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8