Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/19/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 06/19/2025 04:38:21 -73.84, -80.47 129.31 06/19/2025 04:39:22 -73.85, -80.56 129.31 2.84 61
2 06/19/2025 05:29:06 73.79, 86.96 50.63 06/19/2025 05:28:41 73.80, 87.01 50.65 1.91 25
3 06/21/2025 15:00:09 73.88, -56.01 50.73 06/21/2025 15:01:05 73.89, -55.95 50.72 2.19 56
4 06/21/2025 15:50:51 -73.78, 111.55 129.38 06/21/2025 15:50:27 -73.81, 111.53 129.35 3.26 24
5 06/24/2025 01:21:54 -73.87, -31.42 129.24 06/24/2025 01:22:51 -73.88, -31.46 129.25 1.73 57
6 06/24/2025 02:12:39 73.82, 136.01 50.70 06/24/2025 02:12:10 73.84, 136.11 50.72 3.59 29
7 06/26/2025 11:43:41 73.91, -6.97 50.89 06/26/2025 11:44:33 73.90, -6.91 50.85 2.56 52
8 06/26/2025 12:34:23 -73.82, 160.59 129.23 06/26/2025 12:33:55 -73.81, 160.57 129.23 0.81 28
9 06/28/2025 22:05:26 -73.91, 17.61 129.00 06/28/2025 22:06:18 -73.91, 17.63 129.02 0.67 52
10 06/28/2025 22:56:10 73.81,-174.84 50.89 06/28/2025 22:55:38 73.81,-174.90 50.90 1.98 32
11 07/01/2025 08:27:13 73.91, 42.17 51.15 07/01/2025 08:28:01 73.90, 42.13 51.13 1.68 48
12 07/01/2025 09:17:56 -73.86,-150.39 128.90 07/01/2025 09:17:22 -73.86,-150.29 128.90 2.95 34

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 6/19/2025
SNOs_Map_NOAA-20_TERRA_20250619.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 06/19/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA