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: 8/29/2023
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 09/12/2023 00:16:21 81.17, 116.21 81.11 09/12/2023 00:17:27 81.12, 119.89 80.57 63.16 66
2 09/12/2023 01:07:02 -81.18, -74.41 99.15 09/12/2023 01:08:17 -81.18, -74.59 99.17 3.09 75
3 09/12/2023 01:57:47 81.18, 92.91 80.87 09/12/2023 01:59:01 81.17, 92.94 80.82 0.72 74
4 09/12/2023 02:48:34 -81.18,-100.03 99.09 09/12/2023 02:49:47 -81.18,-100.02 99.13 0.32 73
5 09/12/2023 03:39:19 81.18, 67.29 80.92 09/12/2023 03:40:32 81.19, 67.12 80.91 3.08 73

Figure of FY3D and NPP satellite orbits during SNOs since TLE Epoch: 8/29/2023
SNOs_Map_FY3D_NPP_20230829.jpg

Download SNOs between FY3D and NPP since TLE EPOCH: 08/29/2023 in txt file.

Historial Predications of SNOs between FY3D and NPP