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: 9/8/2019
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 09/09/2019 02:51:55 79.22, 31.90 87.34 09/09/2019 02:51:19 79.22, 31.93 87.36 0.64 36
2 09/09/2019 03:41:16 -79.45,-158.90 92.99 09/09/2019 03:41:58 -79.45,-159.01 93.00 2.32 42
3 09/11/2019 19:08:20 79.35, 148.65 88.11 09/11/2019 19:08:10 79.36, 148.79 88.09 3.14 10
4 09/11/2019 19:57:42 -79.55, -42.36 92.17 09/11/2019 19:58:50 -79.55, -42.37 92.22 0.26 68
5 09/14/2019 10:35:30 -79.06, 95.05 90.54 09/14/2019 10:34:30 -79.05, 94.93 90.47 2.63 60
6 09/14/2019 11:24:47 79.40, -95.12 89.00 09/14/2019 11:25:04 79.40, -95.14 88.99 0.34 17
7 09/17/2019 02:51:54 -79.23,-148.02 89.81 09/17/2019 02:51:20 -79.23,-147.99 89.79 0.48 34
8 09/17/2019 03:41:12 79.53, 21.60 89.79 09/17/2019 03:41:55 79.54, 21.75 89.73 3.10 43
9 09/19/2019 19:08:20 -79.28, -31.83 88.90 09/19/2019 19:08:13 -79.27, -31.94 88.87 2.36 7

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 9/8/2019
SNOs_Map_AURA_NPP_20190908.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 09/08/2019 in txt file.

Historical Predictions of SNOs between AURA and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service