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: 4/19/2025
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 04/19/2025 07:54:10 73.55, 51.18 62.43 04/19/2025 07:55:02 73.55, 51.11 62.42 2.12 52
2 04/19/2025 08:44:53 -73.50,-141.40 117.64 04/19/2025 08:44:23 -73.50,-141.32 117.63 2.58 30
3 04/21/2025 18:15:54 -73.61, 75.60 118.34 04/21/2025 18:16:58 -73.61, 75.70 118.36 3.03 64
4 04/21/2025 19:06:38 73.51,-116.87 61.55 04/21/2025 19:06:18 73.53,-116.80 61.56 2.66 20
5 04/24/2025 04:37:40 73.69, 99.99 60.94 04/24/2025 04:38:52 73.64, 100.24 60.86 9.56 72
6 04/24/2025 05:28:21 -73.53, -92.33 119.25 04/24/2025 05:28:15 -73.51, -92.37 119.27 2.79 6
7 04/24/2025 06:18:52 72.79, 76.62 59.92 04/24/2025 06:17:46 72.83, 73.98 60.13 86.88 66
8 04/26/2025 14:59:32 -74.15, 123.44 119.34 04/26/2025 15:00:40 -74.07, 125.62 119.56 67.19 68
9 04/26/2025 15:50:06 73.57, -67.86 60.01 04/26/2025 15:50:08 73.55, -67.81 59.98 3.17 2
10 04/26/2025 16:40:45 -73.31, 100.05 120.30 04/26/2025 16:39:32 -73.37, 99.50 120.19 19.01 73
11 04/29/2025 02:11:49 -73.59, -43.33 120.74 04/29/2025 02:12:03 -73.58, -43.27 120.77 2.60 14
12 04/29/2025 03:02:32 73.46, 124.28 59.11 04/29/2025 03:01:23 73.47, 124.18 59.13 3.16 69
13 05/01/2025 12:33:33 73.61, -18.80 58.54 05/01/2025 12:33:55 73.58, -18.78 58.50 3.42 22

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/19/2025
SNOs_Map_NOAA-20_TERRA_20250419.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/19/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA