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: 7/21/2023
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 07/22/2023 07:31:43 -79.80, 146.69 107.86 07/22/2023 07:31:16 -79.79, 146.59 107.82 2.25 27
2 07/22/2023 08:21:00 80.08, -43.42 71.70 07/22/2023 08:21:51 80.08, -43.26 71.64 3.18 51
3 07/24/2023 22:57:27 79.89, 95.96 72.53 07/24/2023 22:57:23 79.89, 95.92 72.55 0.87 4
4 07/24/2023 23:46:47 -80.08, -94.86 107.77 07/24/2023 23:48:01 -80.07, -94.90 107.81 0.85 74
5 07/27/2023 13:33:51 79.74,-124.29 73.34 07/27/2023 13:32:52 79.74,-124.29 73.38 0.25 59
6 07/27/2023 14:23:11 -79.97, 45.15 107.02 07/27/2023 14:23:30 -79.97, 45.16 107.04 0.22 19
7 07/30/2023 04:59:35 -79.83,-175.07 106.20 07/30/2023 04:59:00 -79.82,-175.10 106.17 0.54 35
8 07/30/2023 05:48:55 79.99, -6.13 73.55 07/30/2023 05:49:39 79.99, -6.19 73.53 1.24 44
9 08/01/2023 20:25:15 79.95, 134.50 74.24 08/01/2023 20:25:05 79.96, 134.66 74.22 3.11 10
10 08/01/2023 21:14:39 -80.04, -57.14 105.90 08/01/2023 21:15:48 -80.03, -57.29 105.92 3.08 69
11 08/04/2023 11:01:39 79.74, -86.24 75.23 08/04/2023 11:00:37 79.74, -86.27 75.28 0.58 62

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 7/21/2023
SNOs_Map_AURA_NPP_20230724.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 07/21/2023 in txt file.

Historial Predications of SNOs between AURA and NPP