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: 1/27/2023
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 01/28/2023 11:26:42 79.32, -95.56 111.03 01/28/2023 11:26:18 79.31, -95.66 111.07 2.39 24
2 01/28/2023 12:16:02 -79.59, 73.95 69.37 01/28/2023 12:16:55 -79.59, 73.97 69.41 0.46 53
3 01/31/2023 03:43:15 79.45, 21.17 110.16 01/31/2023 03:43:09 79.45, 21.22 110.15 1.00 6
4 01/31/2023 04:32:38 -79.61,-170.08 70.09 01/31/2023 04:33:50 -79.60,-170.21 70.12 2.54 72
5 02/02/2023 19:10:33 -79.14, -32.62 70.14 02/02/2023 19:09:30 -79.13, -32.74 70.07 2.86 63
6 02/02/2023 19:59:51 79.45, 137.05 109.42 02/02/2023 20:00:05 79.45, 136.98 109.42 1.35 14
7 02/05/2023 11:27:03 -79.33, 84.46 71.18 02/05/2023 11:26:20 -79.33, 84.54 71.16 1.78 43
8 02/05/2023 12:16:25 79.48,-106.88 108.60 02/05/2023 12:17:00 79.47,-107.02 108.60 2.93 35
9 02/08/2023 03:43:35 -79.39,-159.28 72.07 02/08/2023 03:43:14 -79.39,-159.24 72.06 0.81 21

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 1/27/2023
SNOs_Map_AURA_NPP_20230127.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 01/27/2023 in txt file.

Historial Predications of SNOs between AURA and NPP