Simultaneous Nadir Overpasses (SNOs) Predictions

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

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/5/2025
Index Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 08/08/2025 03:35:46 -70.15, -59.81 125.86 08/08/2025 03:36:54 -70.20, -57.56 125.91 85.14 68
2 08/08/2025 04:26:38 70.68, 108.30 54.64 08/08/2025 04:27:51 70.74, 108.88 54.68 22.66 73
3 08/08/2025 05:17:28 -70.89, -84.07 125.15 08/08/2025 05:18:37 -70.89, -84.04 125.16 0.77 69
4 08/08/2025 06:08:30 70.90, 83.20 54.87 08/08/2025 06:09:24 70.91, 83.23 54.87 1.43 54
5 08/08/2025 06:59:22 -70.96,-109.43 125.07 08/08/2025 07:00:07 -70.95,-109.52 125.08 3.43 45
6 08/08/2025 07:50:24 70.97, 57.83 54.96 08/08/2025 07:50:54 70.97, 57.76 54.95 2.80 30
7 08/08/2025 08:41:18 -70.98,-134.88 125.03 08/08/2025 08:41:37 -70.95,-134.90 125.06 2.77 19
8 08/08/2025 09:32:20 70.99, 32.38 54.99 08/08/2025 09:32:24 70.97, 32.38 54.98 1.97 4
9 08/08/2025 10:23:14 -70.99,-160.33 124.99 08/08/2025 10:23:08 -71.01,-160.37 124.98 2.25 6
10 08/08/2025 11:14:16 71.01, 6.93 55.03 08/08/2025 11:13:55 71.03, 6.90 55.06 2.70 21
11 08/08/2025 12:05:10 -71.01, 174.22 124.96 08/08/2025 12:04:38 -71.02, 174.25 124.95 1.07 32
12 08/08/2025 12:56:12 71.02, -18.52 55.07 08/08/2025 12:55:25 71.04, -18.48 55.08 1.81 47
13 08/08/2025 13:47:05 -71.08, 148.86 124.87 08/08/2025 13:46:09 -71.07, 148.77 124.87 3.15 56
14 08/08/2025 14:38:07 71.09, -43.88 55.15 08/08/2025 14:36:56 71.09, -43.95 55.17 2.66 71
15 08/08/2025 15:28:57 -71.30, 123.77 124.64 08/08/2025 15:27:44 -71.34, 122.94 124.57 29.86 73
16 08/08/2025 16:19:48 71.88, -67.91 55.91 08/08/2025 16:18:41 71.88, -70.73 56.02 97.59 67

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 8/5/2025
SNOs_Map_NOAA-19_NPP_20250805.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 08/05/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP