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: 4/21/2021
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 04/23/2021 03:41:31 -79.34,-159.70 99.82 04/23/2021 03:40:53 -79.34,-159.78 99.78 1.83 38
2 04/23/2021 04:30:48 79.68, 10.25 79.69 04/23/2021 04:31:27 79.68, 10.36 79.64 2.30 39
3 04/25/2021 19:57:57 -79.41, -43.38 100.80 04/25/2021 19:57:45 -79.40, -43.53 100.76 3.06 12
4 04/25/2021 20:47:14 79.73, 126.58 78.71 04/25/2021 20:48:19 79.74, 126.63 78.66 1.09 65
5 04/28/2021 11:24:59 79.34, -95.62 78.47 04/28/2021 11:23:55 79.34, -95.55 78.51 1.33 64
6 04/28/2021 12:14:19 -79.62, 73.95 101.96 04/28/2021 12:14:32 -79.62, 74.09 101.99 2.89 13
7 05/01/2021 03:41:23 79.42, 20.86 77.52 05/01/2021 03:40:45 79.43, 20.93 77.53 1.49 38
8 05/01/2021 04:30:44 -79.67,-169.80 102.86 05/01/2021 04:31:23 -79.68,-169.66 102.91 3.20 39
9 05/03/2021 19:57:48 79.50, 137.30 76.61 05/03/2021 19:57:36 79.51, 137.41 76.60 2.41 12

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 4/21/2021
SNOs_Map_AURA_NPP_20210421.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 04/21/2021 in txt file.

Historial Predications of SNOs between AURA and NPP