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: 1/24/2020
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 01/30/2020 14:55:20 79.60, -79.48 99.46 01/30/2020 14:56:25 79.62, -79.39 99.44 3.04 65
2 01/30/2020 15:46:19 -79.62, 88.02 80.56 01/30/2020 15:47:10 -79.63, 87.85 80.56 3.52 51
3 01/30/2020 16:37:20 79.62,-104.78 99.43 01/30/2020 16:37:55 79.63,-104.79 99.42 0.69 35
4 01/30/2020 17:28:20 -79.62, 62.43 80.58 01/30/2020 17:28:40 -79.63, 62.46 80.58 1.98 20
5 01/30/2020 18:19:20 79.64,-130.09 99.41 01/30/2020 18:19:25 79.63,-130.18 99.41 2.19 5
6 01/30/2020 19:10:20 -79.63, 37.13 80.60 01/30/2020 19:10:10 -79.64, 37.06 80.59 1.38 10
7 01/30/2020 20:01:21 79.63,-155.68 99.39 01/30/2020 20:00:55 79.63,-155.58 99.39 2.18 26
8 01/30/2020 20:52:21 -79.63, 11.54 80.62 01/30/2020 20:51:40 -79.64, 11.67 80.61 2.83 41
9 01/30/2020 21:43:21 79.65, 179.01 99.37 01/30/2020 21:42:25 79.63, 179.03 99.38 1.72 56
10 01/30/2020 22:34:21 -79.65, -13.76 80.65 01/30/2020 22:33:10 -79.64, -13.72 80.62 0.91 71

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 1/24/2020
SNOs_Map_NOAA-19_NPP_20200125.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 01/24/2020 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service