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: 7/8/2025
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 07/10/2025 06:25:47 -70.24,-100.63 131.95 07/10/2025 06:24:38 -70.22,-102.48 131.86 69.55 69
2 07/10/2025 07:16:41 70.62, 66.06 48.47 07/10/2025 07:15:28 70.63, 65.45 48.51 22.59 73
3 07/10/2025 08:07:28 -70.81,-126.93 131.33 07/10/2025 08:06:23 -70.81,-126.98 131.32 2.01 65
4 07/10/2025 08:58:15 70.83, 40.34 48.70 07/10/2025 08:57:20 70.86, 40.35 48.73 2.68 55
5 07/10/2025 09:48:59 -70.86,-152.39 131.27 07/10/2025 09:48:18 -70.88,-152.34 131.24 3.07 41
6 07/10/2025 10:39:46 70.88, 14.89 48.76 07/10/2025 10:39:16 70.88, 14.90 48.76 0.81 30
7 07/10/2025 11:30:30 -70.91,-177.84 131.21 07/10/2025 11:30:14 -70.91,-177.79 131.21 1.98 16
8 07/10/2025 12:21:16 70.88, -10.49 48.77 07/10/2025 12:21:12 70.90, -10.54 48.79 3.03 4
9 07/10/2025 13:12:00 -70.91, 156.79 131.20 07/10/2025 13:12:10 -70.93, 156.76 131.19 2.17 10
10 07/10/2025 14:02:47 70.93, -35.94 48.83 07/10/2025 14:03:08 70.92, -35.99 48.82 1.99 21
11 07/10/2025 14:53:31 -70.96, 131.33 131.14 07/10/2025 14:54:06 -70.95, 131.31 131.16 1.39 35
12 07/10/2025 15:44:18 70.98, -61.40 48.89 07/10/2025 15:45:03 70.99, -61.35 48.89 2.50 45
13 07/10/2025 16:35:02 -71.01, 105.87 131.08 07/10/2025 16:36:01 -71.02, 105.95 131.08 3.30 59
14 07/10/2025 17:25:49 71.03, -86.86 48.95 07/10/2025 17:26:59 71.01, -86.79 48.92 2.90 70
15 07/10/2025 18:16:40 -71.42, 79.78 130.63 07/10/2025 18:17:51 -71.35, 81.06 130.77 46.04 71
16 07/10/2025 19:07:34 71.80,-113.61 49.80 07/10/2025 19:08:41 71.75,-110.93 49.62 93.43 67

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/8/2025
SNOs_Map_NOAA-20_NOAA-19_20250708.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 07/08/2025 in txt file.

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