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: 3/7/2023
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 03/14/2023 20:45:00 75.57,-146.91 78.58 03/14/2023 20:46:13 75.61,-146.42 78.55 14.08 73
2 03/14/2023 21:35:54 -75.69, 20.76 101.36 03/14/2023 21:36:59 -75.69, 20.63 101.37 3.70 65
3 03/14/2023 22:26:57 75.67,-172.05 78.62 03/14/2023 22:27:45 75.70,-172.09 78.64 3.13 48
4 03/14/2023 23:17:53 -75.70, -4.68 101.37 03/14/2023 23:18:29 -75.69, -4.75 101.39 2.30 36
5 03/15/2023 00:08:56 75.69, 162.51 78.61 03/15/2023 00:09:15 75.70, 162.53 78.61 1.36 19
6 03/15/2023 00:59:52 -75.72, -30.13 101.39 03/15/2023 00:59:59 -75.69, -30.12 101.42 3.16 7
7 03/15/2023 01:50:55 75.70, 137.06 78.59 03/15/2023 01:50:45 75.70, 137.16 78.58 2.64 10
8 03/15/2023 02:41:51 -75.73, -55.57 101.41 03/15/2023 02:41:30 -75.73, -55.64 101.40 2.03 21
9 03/15/2023 03:32:54 75.72, 111.62 78.57 03/15/2023 03:32:16 75.74, 111.63 78.61 3.19 38
10 03/15/2023 04:23:50 -75.75, -81.01 101.43 03/15/2023 04:23:00 -75.73, -81.02 101.42 1.34 50
11 03/15/2023 05:14:53 75.73, 86.17 78.55 03/15/2023 05:13:46 75.74, 86.26 78.58 2.88 67
12 03/15/2023 06:05:46 -75.89,-105.99 101.35 03/15/2023 06:04:33 -75.87,-106.85 101.29 23.48 73

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 3/7/2023
SNOs_Map_NOAA-19_NPP_20230307.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 03/07/2023 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP