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: 10/9/2025
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 10/09/2025 01:47:55 80.04, 114.28 88.14 10/09/2025 01:46:44 80.04, 114.33 88.16 0.88 71
2 10/11/2025 05:23:45 -80.21,-121.54 90.75 10/11/2025 05:24:29 -80.21,-121.51 90.77 0.51 44
3 10/11/2025 06:14:25 80.08, 47.25 89.02 10/11/2025 06:13:35 80.08, 47.31 89.03 1.12 50
4 10/13/2025 09:50:14 -80.22, 171.70 89.92 10/13/2025 09:51:19 -80.23, 171.61 89.93 1.90 65
5 10/13/2025 10:40:54 80.09, -19.51 89.84 10/13/2025 10:40:25 80.09, -19.56 89.87 1.21 29
6 10/15/2025 15:07:24 80.13, -86.60 90.72 10/15/2025 15:07:15 80.13, -86.58 90.72 0.49 9
7 10/17/2025 19:33:53 80.15,-153.43 91.54 10/17/2025 19:34:04 80.15,-153.45 91.54 0.49 11
8 10/20/2025 00:00:24 80.23, 139.10 92.46 10/20/2025 00:00:54 80.22, 139.23 92.43 2.66 30
9 10/20/2025 00:51:03 -80.06, -51.68 87.86 10/20/2025 00:50:00 -80.07, -51.75 87.82 1.61 63
10 10/22/2025 04:26:53 80.25, 72.21 93.27 10/22/2025 04:27:42 80.24, 72.36 93.23 3.12 49

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 10/9/2025
SNOs_Map_NPP_PACE_20251009.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 10/09/2025 in txt file.

Historial Predications of SNOs between NPP and PACE