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: 6/29/2019
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 06/29/2019 03:41:23 79.48, 21.29 69.73 06/29/2019 03:41:46 79.49, 21.27 69.71 0.39 23
2 07/01/2019 19:08:29 -79.34, -31.48 109.88 07/01/2019 19:08:01 -79.34, -31.48 109.85 0.12 28
3 07/01/2019 19:57:49 79.55, 137.66 69.81 07/01/2019 19:58:39 79.55, 137.60 69.78 1.17 50
4 07/04/2019 11:24:56 -79.40, 84.86 109.75 07/04/2019 11:24:55 -79.40, 84.83 109.74 0.47 1
5 07/04/2019 12:11:54 81.57, -52.15 61.88 07/04/2019 12:13:07 80.84, -53.50 61.59 83.59 73
6 07/07/2019 02:52:01 79.26, 32.13 70.74 07/07/2019 02:51:10 79.25, 32.12 70.78 0.24 51
7 07/07/2019 03:41:22 -79.50,-158.58 109.62 07/07/2019 03:41:48 -79.50,-158.58 109.64 0.08 26
8 07/09/2019 19:08:27 79.35, 148.62 70.92 07/09/2019 19:08:03 79.35, 148.67 70.93 1.06 24
9 07/09/2019 19:57:48 -79.60, -42.05 109.45 07/09/2019 19:58:41 -79.60, -41.99 109.50 1.29 53
10 07/12/2019 10:35:49 -78.53, 92.07 107.58 07/12/2019 10:34:35 -78.59, 91.83 107.50 7.82 74

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 6/29/2019
SNOs_Map_AURA_NPP_20190629.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 06/29/2019 in txt file.

Historical Predictions of SNOs between AURA and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service