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: 4/9/2022
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 04/09/2022 23:31:25 72.31,-175.01 64.38 04/09/2022 23:32:35 72.20,-173.68 64.25 46.60 70
2 04/10/2022 00:22:00 -71.83, -6.77 116.13 04/10/2022 00:22:10 -71.81, -6.72 116.15 2.53 10
3 04/10/2022 01:12:45 71.72, 160.74 63.75 04/10/2022 01:11:37 71.72, 160.77 63.75 1.11 68
4 04/12/2022 14:58:30 -72.26, 133.34 116.65 04/12/2022 14:59:41 -72.15, 134.45 116.78 39.65 71
5 04/12/2022 15:49:08 71.80, -58.48 62.87 04/12/2022 15:49:13 71.78, -58.54 62.85 3.27 5
6 04/12/2022 16:39:51 -71.73, 108.98 117.22 04/12/2022 16:38:42 -71.72, 109.00 117.23 0.61 69
7 04/15/2022 06:25:34 72.09, 81.91 62.22 04/15/2022 06:26:45 71.99, 82.41 62.11 20.75 71
8 04/15/2022 07:16:13 -71.80,-110.23 118.09 04/15/2022 07:16:16 -71.83,-110.24 118.07 2.50 3
9 04/15/2022 08:06:57 71.66, 57.34 61.76 04/15/2022 08:05:44 71.67, 57.14 61.77 7.09 73
10 04/17/2022 21:52:38 -71.99, 30.35 118.82 04/17/2022 21:53:50 -71.97, 30.59 118.85 8.65 72
11 04/17/2022 22:43:21 71.80,-161.99 60.98 04/17/2022 22:43:18 71.81,-162.03 60.98 1.59 3
12 04/17/2022 23:34:02 -71.61, 5.68 119.23 04/17/2022 23:32:49 -71.65, 5.33 119.19 13.13 73
13 04/20/2022 13:19:44 71.90, -21.24 60.18 04/20/2022 13:20:52 71.93, -21.23 60.20 3.19 68
14 04/20/2022 14:10:27 -71.80, 146.26 119.94 04/20/2022 14:10:22 -71.83, 146.22 119.92 2.91 5
15 04/20/2022 15:01:05 71.37, -45.64 59.61 04/20/2022 14:59:55 71.39, -46.85 59.65 43.37 70

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/9/2022
SNOs_Map_FY3D_LANDSAT-8_20220409.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/09/2022 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8