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: 8/15/2025
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 08/17/2025 08:26:00 80.00, 15.06 69.05 08/17/2025 08:26:25 80.01, 14.90 69.06 3.24 25
2 08/17/2025 09:16:39 -79.84,-176.06 111.24 08/17/2025 09:15:30 -79.85,-176.17 111.19 2.34 69
3 08/19/2025 12:52:29 80.11, -52.70 69.95 08/19/2025 12:53:30 80.10, -52.62 69.91 1.70 61
4 08/19/2025 13:43:09 -79.98, 115.96 110.29 08/19/2025 13:42:36 -79.97, 116.10 110.29 2.68 33
5 08/21/2025 18:09:35 -80.00, 49.13 109.54 08/21/2025 18:09:39 -80.00, 49.12 109.54 0.20 4
6 08/23/2025 22:36:03 -80.08, -18.33 108.67 08/23/2025 22:36:43 -80.07, -18.23 108.70 2.17 40
7 08/23/2025 23:26:43 79.93, 150.55 71.06 08/23/2025 23:25:50 79.93, 150.60 71.08 1.13 53
8 08/26/2025 03:04:20 -81.10,-125.92 101.73 08/26/2025 03:05:32 -81.95,-126.25 101.61 94.15 72
9 08/26/2025 03:53:10 79.99, 83.35 71.90 08/26/2025 03:52:53 79.98, 83.43 71.90 1.84 17
10 08/28/2025 08:19:37 80.05, 16.12 72.76 08/28/2025 08:19:56 80.05, 16.17 72.74 1.17 19

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 8/15/2025
SNOs_Map_NPP_PACE_20250816.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 08/15/2025 in txt file.

Historial Predications of SNOs between NPP and PACE