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: 12/15/2021
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 12/22/2021 18:44:21 77.38,-124.78 101.71 12/22/2021 18:45:31 77.43,-123.11 101.60 40.75 70
2 12/22/2021 19:35:21 -77.57, 43.40 78.19 12/22/2021 19:36:19 -77.58, 43.49 78.20 2.42 58
3 12/22/2021 20:26:16 77.59,-149.24 101.82 12/22/2021 20:27:05 77.60,-149.30 101.83 2.22 49
4 12/22/2021 21:17:20 -77.62, 18.14 78.17 12/22/2021 21:17:49 -77.59, 18.08 78.19 3.25 29
5 12/22/2021 22:08:16 77.59,-174.70 101.83 12/22/2021 22:08:35 77.61,-174.71 101.84 1.83 19
6 12/22/2021 22:59:20 -77.62, -7.33 78.16 12/22/2021 22:59:19 -77.60, -7.33 78.18 2.67 1
7 12/22/2021 23:50:16 77.60, 159.83 101.83 12/22/2021 23:50:05 77.62, 159.88 101.85 2.26 11
8 12/23/2021 00:41:20 -77.63, -32.79 78.16 12/23/2021 00:40:49 -77.60, -32.74 78.17 2.74 31
9 12/23/2021 01:32:16 77.61, 134.37 101.83 12/23/2021 01:31:35 77.63, 134.47 101.86 3.19 41
10 12/23/2021 02:23:20 -77.63, -58.26 78.16 12/23/2021 02:22:20 -77.65, -58.35 78.11 3.20 60
11 12/23/2021 03:14:15 77.65, 109.11 101.86 12/23/2021 03:13:05 77.63, 109.06 101.87 2.43 70

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 12/15/2021
SNOs_Map_NOAA-19_NPP_20211215.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 12/15/2021 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP