Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/21/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 06/23/2025 21:57:43 -70.28, 26.30 133.15 06/23/2025 21:56:34 -70.31, 24.34 133.03 73.34 69
2 06/23/2025 22:48:35 70.58,-166.87 47.16 06/23/2025 22:47:23 70.55,-167.98 47.20 41.18 72
3 06/23/2025 23:39:25 -70.91, -0.09 132.49 06/23/2025 23:38:19 -70.90, -0.15 132.48 2.39 66
4 06/24/2025 00:30:12 70.94, 167.16 47.55 06/24/2025 00:29:12 70.94, 167.19 47.56 1.31 60
5 06/24/2025 01:20:56 -70.95, -25.55 132.44 06/24/2025 01:20:14 -70.97, -25.51 132.41 2.37 42
6 06/24/2025 02:11:42 70.94, 141.79 47.55 06/24/2025 02:11:08 70.96, 141.75 47.58 2.83 34
7 06/24/2025 03:02:27 -71.00, -51.00 132.38 06/24/2025 03:02:10 -70.99, -50.95 132.39 2.18 17
8 06/24/2025 03:53:13 70.99, 116.33 47.60 06/24/2025 03:53:04 70.98, 116.30 47.60 1.13 9
9 06/24/2025 04:43:57 -71.00, -76.37 132.39 06/24/2025 04:44:06 -71.01, -76.40 132.37 1.89 9
10 06/24/2025 05:34:44 71.03, 90.87 47.66 06/24/2025 05:35:00 71.00, 90.86 47.62 3.50 16
11 06/24/2025 06:25:28 -71.05,-101.83 132.33 06/24/2025 06:26:02 -71.04,-101.84 132.35 1.37 34
12 06/24/2025 07:16:14 71.03, 65.50 47.66 06/24/2025 07:16:56 71.03, 65.42 47.65 3.25 42
13 06/24/2025 08:06:58 -71.04,-127.20 132.33 06/24/2025 08:07:58 -71.06,-127.29 132.33 3.48 60
14 06/24/2025 08:57:45 71.08, 40.05 47.71 06/24/2025 08:58:51 71.10, 40.06 47.72 2.27 66
15 06/24/2025 09:48:36 -71.46,-153.29 131.89 06/24/2025 09:49:47 -71.44,-152.09 131.97 42.69 71
16 06/24/2025 10:39:28 71.75, 13.48 48.43 06/24/2025 10:40:36 71.68, 15.65 48.26 76.03 68

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 6/21/2025
SNOs_Map_NOAA-20_NOAA-19_20250621.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 06/21/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and NOAA-19