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: 11/17/2019
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 11/21/2019 16:50:12 79.77,-109.22 101.25 11/21/2019 16:51:20 79.76,-109.18 101.22 0.82 68
2 11/21/2019 17:41:15 -79.77, 58.09 78.75 11/21/2019 17:42:05 -79.78, 57.99 78.75 2.19 50
3 11/21/2019 18:32:12 79.78,-134.50 101.26 11/21/2019 18:32:50 79.77,-134.60 101.24 2.66 38
4 11/21/2019 19:23:16 -79.76, 32.51 78.73 11/21/2019 19:23:35 -79.78, 32.57 78.73 2.44 19
5 11/21/2019 20:14:13 79.78,-160.08 101.28 11/21/2019 20:14:20 79.77,-160.01 101.27 1.61 7
6 11/21/2019 21:05:16 -79.78, 7.22 78.72 11/21/2019 21:05:05 -79.79, 7.16 78.71 1.24 11
7 11/21/2019 21:56:13 79.80, 174.64 101.29 11/21/2019 21:55:50 79.78, 174.58 101.29 2.59 23
8 11/21/2019 22:47:17 -79.78, -18.37 78.70 11/21/2019 22:46:35 -79.79, -18.25 78.68 2.81 42
9 11/21/2019 23:38:14 79.79, 149.06 101.31 11/21/2019 23:37:20 79.78, 149.16 101.31 2.40 54
10 11/22/2019 00:29:17 -79.79, -43.65 78.69 11/22/2019 00:28:05 -79.80, -43.67 78.66 0.30 72

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 11/17/2019
SNOs_Map_NOAA-19_NPP_20191118.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 11/17/2019 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service