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: 7/21/2025
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 07/23/2025 05:42:39 -74.03, -96.92 125.62 07/23/2025 05:43:23 -74.02, -96.89 125.64 1.13 44
2 07/23/2025 06:33:24 73.96, 70.54 54.33 07/23/2025 06:32:43 73.96, 70.65 54.33 3.61 41
3 07/25/2025 16:04:20 74.02, -72.33 54.90 07/25/2025 16:05:03 74.02, -72.35 54.89 0.74 43
4 07/25/2025 16:55:02 -73.94, 95.19 125.19 07/25/2025 16:54:24 -73.95, 95.15 125.17 1.82 38
5 07/28/2025 02:26:00 -74.04, -47.80 124.53 07/28/2025 02:26:44 -74.05, -47.77 124.54 1.43 44
6 07/28/2025 03:16:45 73.99, 119.65 55.42 07/28/2025 03:16:04 73.99, 119.76 55.42 3.56 41
7 07/30/2025 12:47:42 74.05, -23.24 56.06 07/30/2025 12:48:24 74.07, -23.19 56.06 2.95 42
8 07/30/2025 13:38:24 -73.96, 144.30 124.04 07/30/2025 13:37:46 -73.95, 144.22 124.03 2.60 38
9 08/01/2025 23:09:22 -74.07, 1.30 123.32 08/01/2025 23:10:05 -74.08, 1.37 123.33 2.71 43
10 08/02/2025 00:00:06 73.97, 168.85 56.58 08/01/2025 23:59:26 73.95, 168.76 56.58 3.41 40

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 7/21/2025
SNOs_Map_NOAA-20_TERRA_20250721.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 07/21/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA