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: 8/17/2025
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, 15.07 69.05 08/17/2025 08:26:25 80.01, 14.91 69.06 3.25 25
2 08/17/2025 09:16:39 -79.84,-176.05 111.24 08/17/2025 09:15:30 -79.85,-176.17 111.19 2.40 69
3 08/19/2025 12:52:29 80.10, -52.68 69.95 08/19/2025 12:53:30 80.10, -52.60 69.91 1.70 61
4 08/19/2025 13:43:09 -79.98, 115.97 110.29 08/19/2025 13:42:36 -79.97, 116.10 110.30 2.63 33
5 08/21/2025 18:09:35 -80.00, 49.14 109.54 08/21/2025 18:09:39 -80.00, 49.13 109.55 0.23 4
6 08/23/2025 22:36:03 -80.08, -18.31 108.67 08/23/2025 22:36:43 -80.07, -18.21 108.71 2.22 40
7 08/23/2025 23:26:43 79.93, 150.58 71.05 08/23/2025 23:25:50 79.93, 150.64 71.07 1.22 53
8 08/26/2025 03:04:21 -81.09,-126.25 101.68 08/26/2025 03:05:33 -81.94,-126.63 101.55 94.92 72
9 08/26/2025 03:53:11 80.02, 83.09 71.95 08/26/2025 03:52:54 80.01, 83.19 71.95 2.00 17
10 08/28/2025 08:19:38 80.07, 15.87 72.81 08/28/2025 08:19:57 80.07, 15.95 72.79 1.43 19
11 08/28/2025 09:09:50 -79.03,-167.75 109.00 08/28/2025 09:08:36 -78.87,-168.32 109.04 21.15 74
12 08/30/2025 12:46:04 80.11, -51.06 73.62 08/30/2025 12:46:59 80.11, -51.09 73.60 0.54 55

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 8/17/2025
SNOs_Map_NPP_PACE_20250817.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 08/17/2025 in txt file.

Historial Predications of SNOs between NPP and PACE