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: 7/5/2021
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 07/06/2021 19:08:23 -79.32, -31.56 109.33 07/06/2021 19:07:54 -79.31, -31.65 109.29 2.00 29
2 07/06/2021 19:57:40 79.65, 138.43 70.17 07/06/2021 19:58:28 79.66, 138.51 70.12 1.77 48
3 07/09/2021 11:24:47 -79.49, 85.48 109.27 07/09/2021 11:24:46 -79.49, 85.53 109.28 1.00 1
4 07/09/2021 12:11:48 81.56, -52.34 62.51 07/09/2021 12:13:01 80.85, -53.66 62.22 82.71 73
5 07/12/2021 02:51:51 79.34, 32.73 71.31 07/12/2021 02:51:01 79.35, 32.87 71.32 3.00 50
6 07/12/2021 03:41:13 -79.54,-158.27 108.99 07/12/2021 03:41:41 -79.53,-158.34 108.99 1.68 28
7 07/14/2021 19:08:17 79.42, 149.18 71.59 07/14/2021 19:07:56 79.43, 149.24 71.59 1.27 21
8 07/14/2021 19:57:38 -79.66, -41.52 108.77 07/14/2021 19:58:34 -79.67, -41.39 108.83 2.85 56
9 07/17/2021 10:35:24 -79.25, 96.25 107.72 07/17/2021 10:34:14 -79.25, 96.34 107.68 2.07 70

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 7/5/2021
SNOs_Map_AURA_NPP_20210705.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 07/05/2021 in txt file.

Historial Predications of SNOs between AURA and NPP