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: 5/17/2019
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 05/19/2019 04:34:26 -71.15, -72.73 128.62 05/19/2019 04:35:35 -71.05, -71.16 128.75 57.40 69
2 05/19/2019 05:25:00 70.51, 95.64 50.71 05/19/2019 05:25:10 70.51, 95.65 50.71 0.88 10
3 05/19/2019 06:15:41 -70.41, -96.89 129.40 05/19/2019 06:14:40 -70.41, -96.87 129.40 0.60 61
4 05/21/2019 20:50:56 -71.27, 42.93 129.05 05/21/2019 20:52:04 -71.14, 44.85 129.22 70.45 68
5 05/21/2019 21:41:27 70.48,-148.44 50.13 05/21/2019 21:41:41 70.49,-148.50 50.13 2.31 14
6 05/21/2019 22:32:08 -70.38, 19.04 129.99 05/21/2019 22:31:11 -70.39, 18.98 129.98 2.48 57
7 05/24/2019 13:07:25 -71.35, 158.68 129.48 05/24/2019 13:08:32 -71.27, 160.95 129.60 81.17 67
8 05/24/2019 13:57:55 70.51, -32.61 49.65 05/24/2019 13:58:11 70.51, -32.59 49.64 0.74 16
9 05/24/2019 14:48:36 -70.40, 134.88 130.48 05/24/2019 14:47:41 -70.41, 134.89 130.47 1.17 55
10 05/27/2019 05:23:55 -71.48, -85.66 129.82 05/27/2019 05:25:01 -71.35, -83.06 130.00 93.44 66
11 05/27/2019 06:14:22 70.49, 83.31 49.15 05/27/2019 06:14:42 70.47, 83.23 49.13 3.23 20
12 05/27/2019 07:05:04 -70.43,-109.27 130.92 05/27/2019 07:04:11 -70.43,-109.20 130.92 2.77 53
13 05/29/2019 22:30:49 70.52,-160.86 48.75 05/29/2019 22:31:10 70.54,-160.79 48.77 3.35 21
14 05/29/2019 23:21:30 -70.40, 6.66 131.38 05/29/2019 23:20:41 -70.39, 6.62 131.39 1.79 49

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/17/2019
SNOs_Map_FY3D_LANDSAT-8_20190517.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 05/17/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service