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: 1/7/2025
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 01/10/2025 05:54:29 -71.42, -96.65 86.52 01/10/2025 05:55:38 -71.49, -94.82 86.54 64.98 69
2 01/10/2025 06:45:17 71.72, 71.20 93.75 01/10/2025 06:46:29 71.77, 71.99 93.75 27.94 72
3 01/10/2025 07:36:15 -71.97,-121.07 86.03 01/10/2025 07:37:17 -71.96,-121.05 86.05 1.75 62
4 01/10/2025 08:27:09 71.97, 46.20 93.97 01/10/2025 08:28:03 71.97, 46.23 93.96 0.74 54
5 01/10/2025 09:18:10 -72.02,-146.46 85.99 01/10/2025 09:18:47 -72.01,-146.53 86.01 2.55 37
6 01/10/2025 10:09:04 72.02, 20.81 94.01 01/10/2025 10:09:33 72.03, 20.75 94.01 2.34 29
7 01/10/2025 11:00:07 -72.02,-171.95 86.01 01/10/2025 11:00:17 -72.01,-171.91 86.02 1.62 10
8 01/10/2025 11:51:01 72.02, -4.67 93.99 01/10/2025 11:51:03 72.03, -4.63 94.00 1.90 2
9 01/10/2025 12:42:03 -72.07, 162.66 85.97 01/10/2025 12:41:48 -72.07, 162.62 85.97 1.59 15
10 01/10/2025 13:32:57 72.07, -30.06 94.03 01/10/2025 13:32:34 72.08, -30.11 94.05 2.27 23
11 01/10/2025 14:24:00 -72.07, 137.17 85.98 01/10/2025 14:23:18 -72.07, 137.24 85.98 2.17 42
12 01/10/2025 15:14:54 72.07, -55.55 94.02 01/10/2025 15:14:04 72.09, -55.49 94.04 3.18 50
13 01/10/2025 16:05:56 -72.12, 111.78 85.95 01/10/2025 16:04:49 -72.12, 111.76 85.93 1.13 67
14 01/10/2025 16:56:50 72.12, -80.94 94.05 01/10/2025 16:55:35 72.14, -80.96 94.09 2.91 75
15 01/10/2025 17:47:40 -72.76, 87.65 85.37 01/10/2025 17:46:32 -72.79, 85.06 85.22 85.48 68

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 1/7/2025
SNOs_Map_NOAA-19_NPP_20250107.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 01/07/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP