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: 8/30/2021
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 08/30/2021 21:54:29 -77.98, 6.54 109.58 08/30/2021 21:55:36 -77.98, 6.46 109.59 2.05 67
2 08/30/2021 22:45:28 77.98, 173.79 70.44 08/30/2021 22:46:21 77.96, 173.89 70.40 2.78 53
3 08/30/2021 23:36:29 -77.99, -18.90 109.55 08/30/2021 23:37:06 -77.99, -18.93 109.56 0.62 37
4 08/31/2021 00:27:28 77.99, 148.35 70.47 08/31/2021 00:27:52 78.01, 148.29 70.48 2.47 24
5 08/31/2021 01:18:29 -78.00, -44.34 109.52 08/31/2021 01:18:36 -77.99, -44.31 109.53 1.03 7
6 08/31/2021 02:09:28 78.00, 122.91 70.50 08/31/2021 02:09:22 78.01, 122.90 70.51 1.22 6
7 08/31/2021 03:00:29 -78.01, -69.79 109.49 08/31/2021 03:00:06 -77.99, -69.70 109.50 2.48 23
8 08/31/2021 03:51:28 78.01, 97.47 70.52 08/31/2021 03:50:52 78.01, 97.51 70.54 1.02 36
9 08/31/2021 04:42:29 -78.02, -95.23 109.46 08/31/2021 04:41:37 -78.04, -95.30 109.42 2.72 52
10 08/31/2021 05:33:28 78.02, 72.03 70.55 08/31/2021 05:32:22 78.01, 72.13 70.57 2.17 66
11 08/31/2021 06:24:21 -78.32,-118.87 109.32 08/31/2021 06:23:15 -78.35,-122.42 108.95 79.78 66

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 8/30/2021
SNOs_Map_NOAA-19_NPP_20210830.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 08/30/2021 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP