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: 9/2/2021
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 09/03/2021 10:35:31 -79.26, 96.35 94.55 09/03/2021 10:34:41 -79.26, 96.38 94.52 0.62 50
2 09/03/2021 11:24:51 79.49, -94.51 85.14 09/03/2021 11:25:19 79.48, -94.61 85.14 2.34 28
3 09/06/2021 02:51:59 -79.38,-147.02 93.78 09/06/2021 02:51:34 -79.38,-146.95 93.78 1.51 25
4 09/06/2021 03:41:20 79.56, 21.88 85.97 09/06/2021 03:42:13 79.56, 21.81 85.95 1.47 53
5 09/08/2021 18:21:32 72.21, 137.23 95.37 09/08/2021 18:20:19 72.53, 135.29 95.71 74.32 73
6 09/08/2021 19:08:30 -79.37, -31.19 92.83 09/08/2021 19:08:31 -79.36, -31.33 92.80 2.98 1
7 09/11/2021 10:35:37 79.18, -84.17 88.39 09/11/2021 10:34:46 79.18, -84.27 88.45 2.31 51
8 09/11/2021 11:24:56 -79.51, 85.62 92.07 09/11/2021 11:25:22 -79.51, 85.61 92.09 0.11 26
9 09/14/2021 02:52:03 79.35, 32.81 89.11 09/14/2021 02:51:37 79.36, 32.87 89.12 1.37 26
10 09/14/2021 03:41:25 -79.56,-158.13 91.18 09/14/2021 03:42:17 -79.55,-158.25 91.19 2.66 52
11 09/16/2021 18:22:04 -70.77, -45.18 80.40 09/16/2021 18:20:51 -71.12, -47.34 79.99 87.76 73
12 09/16/2021 19:08:32 79.40, 149.00 90.02 09/16/2021 19:08:32 79.40, 148.98 90.02 0.44 0

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 9/2/2021
SNOs_Map_AURA_NPP_20210903.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 09/02/2021 in txt file.

Historial Predications of SNOs between AURA and NPP