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: 4/2/2019
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 04/04/2019 19:58:30 -79.62, -41.91 93.39 04/04/2019 19:58:00 -79.62, -41.76 93.39 3.12 30
2 04/04/2019 20:47:52 79.76, 126.84 86.38 04/04/2019 20:48:40 79.76, 126.78 86.36 1.22 48
3 04/07/2019 12:15:01 -79.61, 73.89 94.40 04/07/2019 12:14:54 -79.60, 73.81 94.38 1.64 7
4 04/07/2019 13:04:21 79.83,-116.83 85.26 04/07/2019 13:05:31 79.83,-116.81 85.20 0.39 70
5 04/10/2019 03:42:10 79.40, 20.68 84.91 04/10/2019 03:41:08 79.39, 20.54 84.98 3.12 62
6 04/10/2019 04:31:29 -79.70,-169.52 95.57 04/10/2019 04:31:44 -79.70,-169.51 95.58 0.27 15
7 04/12/2019 19:58:38 79.49, 137.22 83.76 04/12/2019 19:57:58 79.49, 137.16 83.81 1.23 40
8 04/12/2019 20:47:57 -79.80, -52.93 96.71 04/12/2019 20:48:34 -79.80, -52.82 96.76 2.28 37
9 04/15/2019 12:15:04 79.62,-105.98 82.59 04/15/2019 12:14:46 79.63,-105.94 82.60 0.95 18

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 4/2/2019
SNOs_Map_AURA_NPP_20190403.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 04/02/2019 in txt file.

Historical Predictions of SNOs between AURA and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service