Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between AURA and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/25/2021
Index Date (AURA) Time (AURA) Lat,Lon (AURA) SZA (AURA ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 03/27/2021 11:25:09 79.31, -95.86 90.19 03/27/2021 11:24:11 79.30, -95.98 90.26 2.90 58
2 03/27/2021 12:14:29 -79.58, 73.64 90.23 03/27/2021 12:14:48 -79.57, 73.55 90.22 2.04 19
3 03/30/2021 03:41:33 79.50, 21.32 88.85 03/30/2021 03:40:59 79.50, 21.45 88.85 2.84 34
4 03/30/2021 04:30:57 -79.62,-170.19 91.35 03/30/2021 04:31:41 -79.61,-170.32 91.36 2.77 44
5 04/01/2021 19:57:59 79.57, 137.69 87.69 04/01/2021 19:57:50 79.58, 137.82 87.67 2.78 9
6 04/01/2021 20:47:23 -79.69, -53.79 92.51 04/01/2021 20:48:32 -79.68, -53.92 92.54 2.85 69
7 04/04/2021 11:25:09 -79.30, 84.13 92.96 04/04/2021 11:24:08 -79.30, 84.06 92.90 1.39 61
8 04/04/2021 12:14:29 79.52,-106.77 86.72 04/04/2021 12:14:46 79.51,-106.92 86.74 3.11 17
9 04/07/2021 03:41:35 -79.41,-159.32 94.13 04/07/2021 03:40:59 -79.41,-159.34 94.10 0.31 36

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 3/25/2021
SNOs_Map_AURA_NPP_20210325.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 03/25/2021 in txt file.

Historial Predications of SNOs between AURA and NPP