Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/26/2021
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 05/09/2021 17:11:50 -81.21, 42.09 111.92 05/09/2021 17:10:35 -81.22, 42.06 111.87 0.63 75
2 05/09/2021 18:02:35 81.22,-150.76 68.10 05/09/2021 18:01:20 81.22,-150.78 68.15 0.45 75
3 05/09/2021 18:53:19 -81.22, 16.71 111.94 05/09/2021 18:52:05 -81.22, 16.63 111.88 1.34 74
4 05/09/2021 19:44:04 81.22,-176.15 68.08 05/09/2021 19:42:50 81.22,-176.21 68.14 1.17 74
5 05/09/2021 20:34:48 -81.22, -8.68 111.95 05/09/2021 20:33:35 -81.22, -8.80 111.89 2.05 73
6 05/09/2021 21:25:33 81.22, 158.47 68.07 05/09/2021 21:24:20 81.22, 158.36 68.12 1.89 73
7 05/09/2021 22:16:17 -81.22, -34.07 111.97 05/09/2021 22:15:05 -81.22, -34.23 111.90 2.76 72
8 05/09/2021 23:07:01 81.21, 133.47 68.00 05/09/2021 23:05:49 81.21, 133.31 68.06 2.61 72
9 05/09/2021 23:57:46 -81.22, -59.46 111.98 05/09/2021 23:56:34 -81.21, -59.28 111.97 3.13 72
10 05/10/2021 00:48:31 81.22, 107.69 68.04 05/10/2021 00:47:19 81.22, 107.88 68.05 3.28 72
11 05/10/2021 01:39:15 -81.22, -84.85 112.00 05/10/2021 01:38:04 -81.21, -84.70 111.98 2.42 71
12 05/10/2021 02:29:59 81.22, 82.30 68.02 05/10/2021 02:28:48 81.22, 82.45 68.04 2.56 71

Figure of FY3D and NPP satellite orbits during SNOs since TLE Epoch: 4/26/2021
SNOs_Map_FY3D_NPP_20210426.jpg

Download SNOs between FY3D and NPP since TLE EPOCH: 04/26/2021 in txt file.

Historial Predications of SNOs between FY3D and NPP