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: 4/20/2018
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 04/23/2018 03:42:08 79.41, 20.72 80.16 04/23/2018 03:41:26 79.41, 20.70 80.19 0.34 42
2 04/23/2018 04:31:29 -79.63,-170.08 100.19 04/23/2018 04:32:05 -79.63,-170.16 100.20 1.58 36
3 04/25/2018 19:58:32 79.56, 137.65 79.05 04/25/2018 19:58:17 79.57, 137.75 79.04 2.12 15
4 04/25/2018 20:47:54 -79.75, -53.37 101.24 04/25/2018 20:48:57 -79.75, -53.34 101.30 0.78 63
5 04/28/2018 11:25:41 -79.29, 84.07 101.41 04/28/2018 11:24:37 -79.28, 83.94 101.34 2.94 64
6 04/28/2018 12:15:00 79.56,-106.48 78.19 04/28/2018 12:15:13 79.56,-106.58 78.20 2.06 13
7 05/01/2018 03:42:05 -79.41,-159.29 102.40 05/01/2018 03:41:28 -79.41,-159.33 102.37 0.99 37
8 05/01/2018 04:31:24 79.67, 10.19 77.20 05/01/2018 04:32:04 79.67, 10.20 77.17 0.13 40
9 05/03/2018 19:58:30 -79.52, -42.64 103.36 05/03/2018 19:58:20 -79.53, -42.60 103.36 0.84 10

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 4/20/2018
SNOs_Map_AURA_NPP_20180421.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 04/20/2018 in txt file.

Historical Predictions of SNOs between AURA and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service