Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/22/2025
Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (NOAA-19) | Time (NOAA-19) | Lat,Lon (NOAA-19) | SZA (NOAA-19 ) | Distance(km) | Time Diff (sec) |
1 | 05/30/2025 | 18:36:01 | -70.47, 76.76 | 131.48 | 05/30/2025 | 18:34:53 | -70.44, 74.50 | 131.42 | 84.13 | 68 |
2 | 05/30/2025 | 19:26:51 | 70.65,-116.23 | 48.71 | 05/30/2025 | 19:25:41 | 70.63,-117.91 | 48.76 | 61.88 | 70 |
3 | 05/30/2025 | 20:17:44 | -71.15, 50.26 | 130.77 | 05/30/2025 | 20:16:36 | -71.14, 50.20 | 130.78 | 2.71 | 68 |
4 | 05/30/2025 | 21:08:31 | 71.18,-142.48 | 49.25 | 05/30/2025 | 21:07:27 | 71.17,-142.45 | 49.25 | 1.31 | 64 |
5 | 05/30/2025 | 21:59:15 | -71.21, 24.79 | 130.73 | 05/30/2025 | 21:58:31 | -71.21, 24.85 | 130.72 | 2.37 | 44 |
6 | 05/30/2025 | 22:50:01 | 71.18,-167.86 | 49.24 | 05/30/2025 | 22:49:23 | 71.20,-167.89 | 49.27 | 2.09 | 38 |
7 | 05/30/2025 | 23:40:45 | -71.21, -0.59 | 130.74 | 05/30/2025 | 23:40:27 | -71.24, -0.59 | 130.70 | 3.17 | 18 |
8 | 05/31/2025 | 00:31:32 | 71.24, 166.67 | 49.29 | 05/31/2025 | 00:31:19 | 71.22, 166.67 | 49.28 | 1.53 | 13 |
9 | 05/31/2025 | 01:22:16 | -71.26, -26.06 | 130.69 | 05/31/2025 | 01:22:23 | -71.26, -26.03 | 130.69 | 1.13 | 7 |
10 | 05/31/2025 | 02:13:02 | 71.24, 141.29 | 49.28 | 05/31/2025 | 02:13:15 | 71.25, 141.23 | 49.29 | 2.51 | 13 |
11 | 05/31/2025 | 03:03:46 | -71.27, -51.44 | 130.70 | 05/31/2025 | 03:04:19 | -71.29, -51.47 | 130.68 | 2.67 | 33 |
12 | 05/31/2025 | 03:54:33 | 71.29, 115.82 | 49.33 | 05/31/2025 | 03:55:11 | 71.27, 115.79 | 49.31 | 2.62 | 38 |
13 | 05/31/2025 | 04:45:17 | -71.32, -76.90 | 130.65 | 05/31/2025 | 04:46:15 | -71.31, -76.90 | 130.66 | 0.78 | 58 |
14 | 05/31/2025 | 05:36:04 | 71.35, 90.36 | 49.38 | 05/31/2025 | 05:37:06 | 71.35, 90.44 | 49.37 | 3.13 | 62 |
15 | 05/31/2025 | 06:26:54 | -71.68,-102.93 | 130.27 | 05/31/2025 | 06:28:05 | -71.64,-101.78 | 130.36 | 40.53 | 71 |
16 | 05/31/2025 | 07:17:44 | 71.87, 64.04 | 49.92 | 05/31/2025 | 07:18:53 | 71.83, 65.87 | 49.82 | 63.37 | 69 |
Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 5/22/2025
Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 05/22/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-19