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: 7/18/2020
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 07/18/2020 06:50:42 -70.95,-106.28 129.99 07/18/2020 06:51:53 -70.87,-105.43 130.11 31.96 71
2 07/18/2020 07:41:20 70.57, 61.65 49.62 07/18/2020 07:41:24 70.56, 61.73 49.60 3.29 4
3 07/18/2020 08:32:01 -70.42,-130.79 130.53 07/18/2020 08:30:54 -70.44,-130.81 130.50 1.96 67
4 07/20/2020 23:07:10 -71.20, 9.21 129.23 07/20/2020 23:08:19 -71.09, 10.79 129.40 58.11 69
5 07/20/2020 23:57:43 70.56, 177.58 50.12 07/20/2020 23:57:54 70.55, 177.61 50.10 1.50 11
6 07/21/2020 00:48:25 -70.46, -14.95 129.98 07/21/2020 00:47:24 -70.44, -14.92 130.00 2.72 61
7 07/23/2020 15:23:38 -71.45, 124.68 128.42 07/23/2020 15:24:45 -71.30, 127.01 128.65 84.38 67
8 07/23/2020 16:14:06 70.56, -66.50 50.65 07/23/2020 16:14:24 70.55, -66.51 50.64 0.89 18
9 07/23/2020 17:04:48 -70.45, 100.98 129.45 07/23/2020 17:03:54 -70.44, 100.96 129.46 1.84 54
10 07/26/2020 08:30:28 70.55, 49.42 51.23 07/26/2020 08:30:53 70.54, 49.36 51.22 2.55 25
11 07/26/2020 09:21:10 -70.45,-143.09 128.88 07/26/2020 09:20:23 -70.44,-143.17 128.88 2.87 47
12 07/29/2020 00:46:52 70.60, 165.26 51.89 07/29/2020 00:47:22 70.59, 165.31 51.88 2.00 30
13 07/29/2020 01:37:34 -70.49, -27.26 128.21 07/29/2020 01:36:52 -70.49, -27.21 128.22 1.75 42
14 07/31/2020 17:03:15 70.59, -78.82 52.54 07/31/2020 17:03:52 70.58, -78.83 52.52 1.49 37
15 07/31/2020 17:53:57 -70.49, 88.66 127.56 07/31/2020 17:53:22 -70.48, 88.66 127.57 0.93 35

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/18/2020
SNOs_Map_FY3D_LANDSAT-8_20200718.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 07/18/2020 in txt file.

Historical Predications of SNOs between FY3D and LANDSAT-8