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: 4/17/2022
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 04/17/2022 21:52:37 -71.95, 30.44 118.87 04/17/2022 21:53:49 -71.92, 30.68 118.90 8.66 72
2 04/17/2022 22:43:20 71.75,-161.89 60.93 04/17/2022 22:43:17 71.78,-161.93 60.95 3.03 3
3 04/17/2022 23:34:01 -71.57, 5.76 119.28 04/17/2022 23:32:48 -71.60, 5.41 119.24 13.09 73
4 04/20/2022 13:19:43 71.85, -21.14 60.12 04/20/2022 13:20:51 71.84, -21.21 60.11 2.57 68
5 04/20/2022 14:10:26 -71.76, 146.35 119.99 04/20/2022 14:10:20 -71.78, 146.32 119.96 2.85 6
6 04/20/2022 15:01:04 71.31, -45.54 59.56 04/20/2022 14:59:53 71.36, -46.74 59.61 43.16 71
7 04/23/2022 04:46:49 -71.85, -72.90 120.77 04/23/2022 04:47:54 -71.83, -72.98 120.79 3.46 65
8 04/23/2022 05:37:34 71.77, 94.55 59.14 04/23/2022 05:37:20 71.79, 94.59 59.15 1.77 14
9 04/23/2022 06:28:07 -71.16, -97.03 121.49 04/23/2022 06:26:58 -71.24, -98.68 121.40 59.99 69
10 04/25/2022 20:13:56 71.88,-124.71 58.40 04/25/2022 20:14:52 71.87,-124.65 58.38 2.28 56
11 04/25/2022 21:04:39 -71.78, 42.80 121.73 04/25/2022 21:04:22 -71.77, 42.79 121.74 1.34 17
12 04/25/2022 21:55:08 70.88,-148.30 57.36 04/25/2022 21:54:02 70.96,-150.88 57.45 94.28 66
13 04/28/2022 11:41:02 -71.88,-176.47 122.45 04/28/2022 11:41:54 -71.89,-176.38 122.45 3.20 52
14 04/28/2022 12:31:46 71.77, -8.95 57.43 04/28/2022 12:31:21 71.79, -8.91 57.44 2.04 25
15 05/01/2022 03:08:08 71.84, 131.86 56.69 05/01/2022 03:08:54 71.84, 131.79 56.69 2.43 46

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/17/2022
SNOs_Map_FY3D_LANDSAT-8_20220417.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/17/2022 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8