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: 12/15/2021
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 12/17/2021 10:27:07 -72.25,-159.65 84.47 12/17/2021 10:28:14 -72.18,-157.39 84.55 77.23 67
2 12/17/2021 11:17:39 71.50, 9.08 94.77 12/17/2021 11:17:52 71.49, 9.08 94.76 0.61 13
3 12/17/2021 12:08:22 -71.41, 176.55 85.33 12/17/2021 12:07:22 -71.38, 176.52 85.36 3.24 60
4 12/20/2021 01:54:11 71.88, 149.29 95.22 12/20/2021 01:55:22 71.78, 150.17 95.11 32.32 71
5 12/20/2021 02:44:49 -71.52, -42.74 85.15 12/20/2021 02:44:55 -71.51, -42.66 85.17 3.07 6
6 12/20/2021 03:35:33 71.39, 124.81 94.72 12/20/2021 03:34:22 71.41, 124.82 94.74 2.25 71
7 12/22/2021 17:21:17 -71.69, 97.87 84.97 12/22/2021 17:22:28 -71.64, 98.15 85.03 11.64 71
8 12/22/2021 18:11:59 71.46, -94.41 94.80 12/22/2021 18:11:56 71.48, -94.46 94.81 2.55 3
9 12/22/2021 19:02:40 -71.25, 73.28 85.42 12/22/2021 19:01:27 -71.32, 72.91 85.35 15.01 73
10 12/25/2021 08:48:26 71.59, 46.28 94.88 12/25/2021 08:49:29 71.60, 46.34 94.89 2.39 63
11 12/25/2021 09:39:09 -71.48,-146.20 85.24 12/25/2021 09:38:59 -71.49,-146.21 85.23 1.79 10
12 12/25/2021 10:29:43 70.89, 22.12 94.17 12/25/2021 10:28:34 70.90, 20.49 94.19 59.53 69
13 12/28/2021 00:15:34 -71.55, -5.42 85.27 12/28/2021 00:16:32 -71.55, -5.50 85.27 3.12 58
14 12/28/2021 01:06:19 71.49, 162.00 94.67 12/28/2021 01:05:58 71.50, 162.06 94.68 2.48 21

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 12/15/2021
SNOs_Map_FY3D_LANDSAT-8_20211215.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 12/15/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8