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: 2/16/2023
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 02/28/2023 04:02:20 -75.43, -77.13 95.73 02/28/2023 04:03:30 -75.51, -75.49 95.81 46.72 70
2 02/28/2023 04:53:17 75.75, 91.19 84.48 02/28/2023 04:54:20 75.72, 91.15 84.44 3.43 63
3 02/28/2023 05:44:13 -75.72,-101.66 95.56 02/28/2023 05:45:05 -75.75,-101.63 95.55 3.68 52
4 02/28/2023 06:35:16 75.77, 65.75 84.47 02/28/2023 06:35:51 75.77, 65.60 84.47 4.10 35
5 02/28/2023 07:26:12 -75.73,-127.10 95.58 02/28/2023 07:26:35 -75.76,-127.02 95.57 3.20 23
6 02/28/2023 08:17:15 75.78, 40.31 84.45 02/28/2023 08:17:21 75.78, 40.20 84.45 2.88 6
7 02/28/2023 09:08:11 -75.75,-152.54 95.59 02/28/2023 09:08:05 -75.76,-152.42 95.59 3.45 6
8 02/28/2023 09:59:14 75.80, 14.87 84.43 02/28/2023 09:58:51 75.79, 14.81 84.44 2.15 23
9 02/28/2023 10:50:09 -75.81,-177.82 95.58 02/28/2023 10:49:36 -75.82,-177.97 95.55 4.17 33
10 02/28/2023 11:41:13 75.82, -10.57 84.42 02/28/2023 11:40:21 75.80, -10.59 84.42 2.41 52
11 02/28/2023 12:32:08 -75.83, 156.75 95.59 02/28/2023 12:31:06 -75.82, 156.64 95.57 3.04 62
12 02/28/2023 13:23:07 76.06, -35.20 84.56 02/28/2023 13:21:56 76.03, -36.76 84.68 41.90 71

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 2/16/2023
SNOs_Map_NOAA-19_NPP_20230216.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 02/16/2023 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP