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: 1/24/2023
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 01/25/2023 19:10:03 79.31, 148.53 111.70 01/25/2023 19:09:21 79.32, 148.61 111.71 1.71 42
2 01/25/2023 19:59:25 -79.51, -42.48 68.60 01/25/2023 20:00:01 -79.50, -42.58 68.61 2.20 36
3 01/28/2023 11:26:40 79.36, -95.29 110.98 01/28/2023 11:26:16 79.36, -95.28 110.99 0.27 24
4 01/28/2023 12:16:00 -79.63, 74.25 69.43 01/28/2023 12:16:53 -79.64, 74.39 69.50 2.96 53
5 01/31/2023 03:43:15 79.42, 20.99 110.19 01/31/2023 03:43:10 79.43, 21.05 110.19 1.34 5
6 01/31/2023 04:32:37 -79.62,-169.98 70.11 01/31/2023 04:33:50 -79.61,-170.09 70.14 2.23 73
7 02/02/2023 19:10:28 -79.27, -31.78 70.32 02/02/2023 19:09:26 -79.28, -31.63 70.31 3.11 62
8 02/02/2023 19:59:49 79.46, 137.12 109.40 02/02/2023 20:00:05 79.46, 137.05 109.41 1.57 16
9 02/05/2023 11:26:59 -79.33, 84.47 71.18 02/05/2023 11:26:19 -79.34, 84.58 71.17 2.58 40

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 1/24/2023
SNOs_Map_AURA_NPP_20230124.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 01/24/2023 in txt file.

Historial Predications of SNOs between AURA and NPP