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: 7/8/2020
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 07/10/2020 06:01:27 -70.59, -93.43 131.61 07/10/2020 06:02:29 -70.61, -93.47 131.60 2.52 62
2 07/10/2020 06:52:11 70.53, 73.98 48.33 07/10/2020 06:51:56 70.51, 74.03 48.31 2.33 15
3 07/10/2020 07:42:44 -69.96,-117.81 132.26 07/10/2020 07:41:33 -70.02,-119.06 132.16 47.83 71
4 07/12/2020 22:17:50 -70.63, 22.42 131.20 07/12/2020 22:18:58 -70.62, 22.43 131.22 0.43 68
5 07/12/2020 23:08:33 70.51,-170.08 48.69 07/12/2020 23:08:25 70.52,-170.08 48.69 0.81 8
6 07/12/2020 23:59:10 -70.15, -2.19 131.69 07/12/2020 23:57:58 -70.25, -2.85 131.57 26.82 72
7 07/15/2020 14:34:15 -70.71, 138.19 130.70 07/15/2020 14:35:27 -70.69, 138.40 130.74 8.26 72
8 07/15/2020 15:24:57 70.55, -54.23 49.15 07/15/2020 15:24:55 70.53, -54.19 49.12 3.25 2
9 07/15/2020 16:15:38 -70.40, 113.33 131.02 07/15/2020 16:14:25 -70.42, 113.28 130.98 3.24 73
10 07/18/2020 06:50:43 -70.95,-106.30 129.98 07/18/2020 06:51:54 -70.85,-105.46 130.12 32.56 71
11 07/18/2020 07:41:20 70.54, 61.70 49.59 07/18/2020 07:41:25 70.53, 61.69 49.58 0.90 5
12 07/18/2020 08:32:02 -70.43,-130.81 130.52 07/18/2020 08:30:55 -70.43,-130.83 130.52 0.86 67
13 07/20/2020 23:07:11 -71.20, 9.20 129.22 07/20/2020 23:08:20 -71.08, 10.77 129.41 58.00 69
14 07/20/2020 23:57:43 70.52, 177.64 50.08 07/20/2020 23:57:55 70.53, 177.58 50.08 2.43 12
15 07/21/2020 00:48:25 -70.41, -14.87 130.04 07/21/2020 00:47:25 -70.43, -14.94 130.01 3.25 60

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/8/2020
SNOs_Map_FY3D_LANDSAT-8_20200708.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 07/08/2020 in txt file.

Historical Predications of SNOs between FY3D and LANDSAT-8