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: 8/31/2023
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 09/08/2023 00:38:36 -74.54, -23.09 110.99 09/08/2023 00:39:48 -74.59, -21.97 111.03 33.43 72
2 09/08/2023 01:29:24 74.77, 144.87 69.21 09/08/2023 01:30:37 74.75, 144.89 69.18 2.34 73
3 09/08/2023 02:20:30 -74.77, -47.92 110.78 09/08/2023 02:21:22 -74.79, -47.89 110.78 2.26 52
4 09/08/2023 03:11:23 74.77, 119.36 69.24 09/08/2023 03:12:07 74.76, 119.49 69.21 3.95 44
5 09/08/2023 04:02:28 -74.81, -73.30 110.72 09/08/2023 04:02:52 -74.79, -73.28 110.75 1.65 24
6 09/08/2023 04:53:21 74.81, 93.98 69.29 09/08/2023 04:53:38 74.82, 93.96 69.30 1.15 17
7 09/08/2023 05:44:27 -74.80, -98.81 110.70 09/08/2023 05:44:22 -74.80, -98.68 110.71 3.75 5
8 09/08/2023 06:35:19 74.85, 68.61 69.35 09/08/2023 06:35:08 74.82, 68.57 69.33 2.98 11
9 09/08/2023 07:26:25 -74.84,-124.18 110.64 09/08/2023 07:25:53 -74.86,-124.21 110.62 1.76 32
10 09/08/2023 08:17:18 74.84, 43.10 69.37 09/08/2023 08:16:38 74.83, 43.17 69.37 2.41 40
11 09/08/2023 09:08:22 -74.88,-149.56 110.59 09/08/2023 09:07:22 -74.86,-149.60 110.59 2.48 60
12 09/08/2023 09:59:15 74.88, 17.73 69.43 09/08/2023 09:58:08 74.89, 17.64 69.46 2.50 67
13 09/08/2023 10:50:10 -75.38,-173.49 110.15 09/08/2023 10:49:03 -75.39,-176.52 109.95 85.10 67

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 8/31/2023
SNOs_Map_NOAA-19_NPP_20230831.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 08/31/2023 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP