Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-19 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/17/2025
Index Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 04/17/2025 08:56:01 -74.70, -23.16 94.85 04/17/2025 08:56:01 -74.69, -23.09 94.82 2.30 0
2 04/19/2025 11:54:15 -74.56, -67.30 95.37 04/19/2025 11:54:01 -74.58, -67.37 95.41 2.71 14
3 04/21/2025 14:01:57 75.40, 78.40 83.07 04/21/2025 14:03:01 75.41, 78.30 83.11 3.07 64
4 04/21/2025 14:52:36 -74.77,-112.40 96.26 04/21/2025 14:52:06 -74.76,-112.34 96.27 2.25 30
5 04/23/2025 17:00:17 75.58, 33.30 82.22 04/23/2025 17:01:05 75.57, 33.32 82.27 0.69 48
6 04/23/2025 17:50:51 -74.70,-156.73 96.83 04/23/2025 17:50:06 -74.71,-156.76 96.89 1.37 45
7 04/25/2025 19:58:35 75.67, -11.54 81.47 04/25/2025 19:59:07 75.66, -11.47 81.52 2.29 32
8 04/25/2025 20:49:08 -74.73, 158.65 97.51 04/25/2025 20:48:07 -74.74, 158.62 97.58 1.20 61
9 04/27/2025 22:56:51 75.69, -56.12 80.83 04/27/2025 22:57:07 75.68, -56.06 80.86 1.71 16
10 04/27/2025 23:45:17 -68.32, 126.57 91.63 04/27/2025 23:44:04 -68.10, 125.07 92.05 66.64 73

Figure of NOAA-19 and TERRA satellite orbits during SNOs since TLE Epoch: 4/17/2025
SNOs_Map_NOAA-19_TERRA_20250417.jpg

Download SNOs between NOAA-19 and TERRA since TLE EPOCH: 04/17/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and TERRA