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: 7/16/2023
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 07/25/2023 12:23:10 74.88, -19.59 55.77 07/25/2023 12:24:22 74.90, -18.83 55.71 22.14 72
2 07/25/2023 13:14:04 -75.04, 148.18 124.10 07/25/2023 13:15:09 -75.04, 148.09 124.12 2.59 65
3 07/25/2023 14:05:05 75.06, -44.52 55.92 07/25/2023 14:05:55 75.05, -44.62 55.90 3.41 50
4 07/25/2023 14:56:03 -75.04, 122.68 124.09 07/25/2023 14:56:39 -75.04, 122.70 124.10 0.61 36
5 07/25/2023 15:47:04 75.06, -70.02 55.94 07/25/2023 15:47:25 75.05, -70.01 55.92 0.90 21
6 07/25/2023 16:38:02 -75.04, 97.19 124.07 07/25/2023 16:38:09 -75.05, 97.32 124.08 3.80 7
7 07/25/2023 17:29:03 75.06, -95.52 55.95 07/25/2023 17:28:55 75.06, -95.40 55.94 3.37 8
8 07/25/2023 18:20:00 -75.09, 71.83 124.02 07/25/2023 18:19:40 -75.10, 71.79 124.00 1.86 20
9 07/25/2023 19:11:01 75.10,-120.87 56.00 07/25/2023 19:10:26 75.11,-120.93 56.02 1.67 35
10 07/25/2023 20:01:59 -75.09, 46.33 124.01 07/25/2023 20:01:10 -75.10, 46.40 123.98 2.86 49
11 07/25/2023 20:53:00 75.10,-146.37 56.01 07/25/2023 20:51:56 75.11,-146.31 56.04 2.18 64
12 07/25/2023 21:43:56 -75.18, 21.12 123.93 07/25/2023 21:42:41 -75.16, 20.88 123.91 7.39 75

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 7/16/2023
SNOs_Map_NOAA-19_NPP_20230716.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 07/16/2023 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP