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: 9/11/2018
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 09/16/2018 05:32:11 -80.43,-127.23 99.67 09/16/2018 05:33:20 -80.44,-127.25 99.69 1.83 69
2 09/16/2018 06:23:09 80.43, 40.08 80.34 09/16/2018 06:24:05 80.44, 40.07 80.33 1.39 56
3 09/16/2018 07:14:12 -80.43,-152.71 99.65 09/16/2018 07:14:50 -80.45,-152.65 99.66 2.18 38
4 09/16/2018 08:05:10 80.43, 14.60 80.37 09/16/2018 08:05:35 80.45, 14.68 80.36 2.09 25
5 09/16/2018 08:56:13 -80.43,-178.19 99.62 09/16/2018 08:56:20 -80.45,-178.04 99.63 3.31 7
6 09/16/2018 09:47:10 80.45, -10.55 80.37 09/16/2018 09:47:05 80.45, -10.72 80.39 3.19 5
7 09/16/2018 10:38:13 -80.45, 156.67 99.62 09/16/2018 10:37:50 -80.45, 156.56 99.60 1.97 23
8 09/16/2018 11:29:11 80.45, -36.03 80.39 09/16/2018 11:28:35 80.45, -36.11 80.42 1.56 36
9 09/16/2018 12:20:14 -80.45, 131.19 99.60 09/16/2018 12:19:20 -80.45, 131.17 99.57 0.44 54

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 9/11/2018
SNOs_Map_NOAA-19_NPP_20180911.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 09/11/2018 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service