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: 4/13/2023
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 04/14/2023 16:43:57 72.85, -70.39 63.27 04/14/2023 16:44:14 72.85, -70.46 63.27 2.18 17
2 04/14/2023 17:34:40 -72.79, 97.06 116.81 04/14/2023 17:33:43 -72.78, 97.05 116.82 1.00 57
3 04/17/2023 07:20:31 73.44, 69.24 62.93 04/17/2023 07:21:39 73.37, 71.17 62.86 61.77 68
4 04/17/2023 08:11:04 -72.87,-122.18 117.66 04/17/2023 08:11:16 -72.88,-122.17 117.65 0.89 12
5 04/17/2023 09:01:49 72.77, 45.36 62.23 04/17/2023 09:00:43 72.79, 45.30 62.25 3.29 66
6 04/19/2023 22:47:36 -73.31, 17.79 118.13 04/19/2023 22:48:46 -73.19, 19.03 118.25 41.87 70
7 04/19/2023 23:38:14 72.86,-173.91 61.42 04/19/2023 23:38:17 72.88,-173.93 61.44 2.45 3
8 04/20/2023 00:28:57 -72.79, -6.44 118.67 04/20/2023 00:27:47 -72.77, -6.52 118.69 3.45 70
9 04/22/2023 14:14:40 73.01, -33.30 60.68 04/22/2023 14:15:51 72.97, -33.16 60.64 6.62 71
10 04/22/2023 15:05:22 -72.89, 134.29 119.46 04/22/2023 15:05:21 -72.86, 134.26 119.49 3.03 1
11 04/22/2023 15:56:02 72.54, -57.67 60.19 04/22/2023 15:54:51 72.60, -58.59 60.25 31.50 71
12 04/25/2023 05:41:46 -72.94, -84.89 120.27 04/25/2023 05:42:55 -72.95, -84.97 120.26 2.84 69
13 04/25/2023 06:32:32 72.90, 82.50 59.69 04/25/2023 06:32:21 72.91, 82.58 59.69 2.76 11

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/13/2023
SNOs_Map_FY3D_LANDSAT-8_20230414.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/13/2023 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8