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: 5/10/2025
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 05/11/2025 06:00:24 73.66, 79.38 55.88 05/11/2025 06:01:20 73.65, 79.31 55.86 2.54 56
2 05/11/2025 06:51:07 -73.60,-113.15 124.21 05/11/2025 06:50:42 -73.60,-113.14 124.20 0.76 25
3 05/13/2025 16:22:06 -73.67, 103.94 124.72 05/13/2025 16:23:12 -73.68, 103.85 124.73 2.97 66
4 05/13/2025 17:12:50 73.59, -88.57 55.19 05/13/2025 17:12:31 73.59, -88.65 55.20 2.33 19
5 05/16/2025 02:43:50 73.73, 128.38 54.77 05/16/2025 02:45:00 73.69, 128.38 54.72 3.74 70
6 05/16/2025 03:34:33 -73.65, -64.13 125.32 05/16/2025 03:34:22 -73.66, -64.04 125.33 3.04 11
7 05/18/2025 13:05:36 -73.98, 152.34 125.49 05/18/2025 13:06:47 -73.89, 153.29 125.65 30.97 71
8 05/18/2025 13:56:15 73.67, -39.59 54.16 05/18/2025 13:56:09 73.64, -39.56 54.13 3.12 6
9 05/18/2025 14:46:48 -73.09, 129.02 126.49 05/18/2025 14:45:39 -73.19, 127.18 126.28 60.45 69
10 05/20/2025 23:27:22 74.15, 176.49 54.20 05/20/2025 23:28:31 74.06, 178.16 54.00 51.95 69
11 05/21/2025 00:17:57 -73.68, -15.04 126.34 05/21/2025 00:18:00 -73.66, -15.03 126.36 1.88 3
12 05/21/2025 01:08:34 73.26, 153.22 53.20 05/21/2025 01:07:24 73.30, 151.91 53.32 42.37 70
13 05/23/2025 09:49:11 -74.51,-159.84 125.88 05/23/2025 09:50:16 -74.37,-156.65 126.20 96.49 65
14 05/23/2025 10:39:40 73.71, 9.47 53.22 05/23/2025 10:39:46 73.69, 9.55 53.20 3.00 6

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/10/2025
SNOs_Map_NOAA-20_TERRA_20250510.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/10/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA