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: 6/5/2025
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 06/06/2025 15:13:58 -81.10, 51.35 114.01 06/06/2025 15:13:42 -81.10, 51.23 113.98 2.02 16
2 06/06/2025 16:03:16 81.13,-140.49 65.92 06/06/2025 16:04:24 81.12,-140.57 65.89 1.33 68
3 06/09/2025 01:36:22 81.09, 75.74 65.80 06/09/2025 01:35:24 81.09, 75.61 65.86 2.27 58
4 06/09/2025 02:25:41 -81.12,-116.10 114.28 06/09/2025 02:26:07 -81.12,-116.09 114.30 0.30 26
5 06/11/2025 12:48:05 81.10, -92.04 65.62 06/11/2025 12:47:50 81.10, -92.13 65.64 1.57 15
6 06/11/2025 13:37:24 -81.13, 76.14 114.47 06/11/2025 13:38:33 -81.13, 76.16 114.51 0.38 69
7 06/13/2025 23:10:28 -81.11, -67.46 114.53 06/13/2025 23:09:32 -81.11, -67.35 114.51 1.84 56
8 06/13/2025 23:59:47 81.11, 100.24 65.47 06/14/2025 00:00:16 81.11, 100.09 65.47 2.55 29
9 06/16/2025 10:22:09 -81.10, 124.54 114.60 06/16/2025 10:21:58 -81.10, 124.45 114.58 1.56 11
10 06/16/2025 11:11:26 81.15, -67.05 65.30 06/16/2025 11:12:39 81.14, -66.96 65.23 1.54 73
11 06/18/2025 20:44:29 81.11, 149.10 65.35 06/18/2025 20:43:39 81.11, 149.07 65.38 0.52 50

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 6/5/2025
SNOs_Map_AURA_NPP_20250605.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 06/05/2025 in txt file.

Historial Predications of SNOs between AURA and NPP