Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and PACE Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/21/2025
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (PACE) Time (PACE) Lat,Lon (PACE) SZA (PACE ) Distance(km) Time Diff (sec)
1 07/21/2025 22:55:07 -80.00, -22.34 117.80 07/21/2025 22:55:39 -80.00, -22.21 117.83 2.51 32
2 07/21/2025 23:45:46 79.80, 146.97 61.83 07/21/2025 23:44:45 79.80, 147.00 61.86 0.44 61
3 07/24/2025 03:21:34 -80.03, -89.21 117.30 07/24/2025 03:22:46 -80.02, -89.20 117.34 0.46 72
4 07/24/2025 04:12:14 79.86, 79.81 62.38 07/24/2025 04:11:53 79.86, 79.73 62.41 1.66 21
5 07/26/2025 08:38:44 79.97, 12.03 63.08 07/26/2025 08:39:02 79.97, 12.12 63.06 1.65 18
6 07/26/2025 09:28:26 -77.76,-165.26 120.40 07/26/2025 09:27:13 -77.53,-166.67 120.43 42.42 73
7 07/28/2025 13:05:11 80.00, -54.88 63.63 07/28/2025 13:06:09 80.01, -55.01 63.62 2.68 58
8 07/28/2025 13:55:50 -79.85, 113.98 116.66 07/28/2025 13:55:14 -79.85, 113.97 116.64 0.27 36
9 07/30/2025 18:22:19 -79.94, 46.49 115.97 07/30/2025 18:22:22 -79.94, 46.52 115.98 0.66 3
10 08/01/2025 22:48:48 -80.03, -21.03 115.26 08/01/2025 22:49:30 -80.03, -21.01 115.28 0.53 42

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 7/21/2025
SNOs_Map_NPP_PACE_20250721.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 07/21/2025 in txt file.

Historial Predications of SNOs between NPP and PACE