Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between AURA and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/2/2019
Index Date (AURA) Time (AURA) Lat,Lon (AURA) SZA (AURA ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 05/04/2019 03:41:41 -79.45,-159.00 103.27 05/04/2019 03:41:22 -79.46,-158.94 103.27 1.44 19
2 05/04/2019 04:31:02 79.64, 9.97 76.45 05/04/2019 04:32:01 79.63, 9.83 76.43 3.08 59
3 05/06/2019 19:08:45 79.32, 148.39 76.17 05/06/2019 19:07:37 79.33, 148.50 76.20 2.37 68
4 05/06/2019 19:58:07 -79.52, -42.66 104.13 05/06/2019 19:58:17 -79.52, -42.66 104.13 0.24 10
5 05/09/2019 11:25:10 79.38, -95.32 75.36 05/09/2019 11:24:31 79.39, -95.26 75.37 1.46 39
6 05/09/2019 12:14:31 -79.62, 73.94 105.00 05/09/2019 12:15:10 -79.61, 73.89 105.02 1.08 39
7 05/12/2019 03:41:35 79.48, 21.22 74.53 05/12/2019 03:41:25 79.48, 21.26 74.53 0.95 10
8 05/12/2019 04:30:57 -79.68,-169.76 105.77 05/12/2019 04:32:05 -79.67,-169.83 105.81 1.68 68
9 05/14/2019 19:08:42 -79.28, -31.90 105.82 05/14/2019 19:07:44 -79.27, -31.97 105.76 1.64 58

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 5/2/2019
SNOs_Map_AURA_NPP_20190503.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 05/02/2019 in txt file.

Historical Predictions of SNOs between AURA and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service