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: 3/17/2021
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 03/19/2021 11:25:06 -79.38, 84.69 86.72 03/19/2021 11:24:11 -79.38, 84.67 86.68 0.43 55
2 03/19/2021 12:14:26 79.61,-106.11 92.94 03/19/2021 12:14:49 79.60,-106.23 92.94 2.46 23
3 03/22/2021 03:41:32 -79.50,-158.65 87.97 03/22/2021 03:41:02 -79.50,-158.64 87.95 0.19 30
4 03/22/2021 04:30:53 79.68, 10.30 91.75 03/22/2021 04:31:41 79.68, 10.21 91.73 1.75 48
5 03/24/2021 19:57:59 -79.57, -42.27 89.15 03/24/2021 19:57:54 -79.57, -42.21 89.15 1.29 5
6 03/24/2021 20:47:19 79.78, 126.95 90.52 03/24/2021 20:48:32 79.78, 126.93 90.47 0.44 73
7 03/27/2021 11:25:04 79.43, -94.97 90.00 03/27/2021 11:24:07 79.44, -94.87 90.02 2.21 57
8 03/27/2021 12:14:25 -79.67, 74.34 90.37 03/27/2021 12:14:45 -79.68, 74.48 90.41 3.00 20
9 03/30/2021 03:41:31 79.45, 21.05 88.91 03/30/2021 03:41:00 79.45, 20.97 88.95 1.85 31

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 3/17/2021
SNOs_Map_AURA_NPP_20210317.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 03/17/2021 in txt file.

Historial Predications of SNOs between AURA and NPP