Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/22/2021
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/22/2021 22:14:40 -0.01,-128.34 -0.97,-132.64 490.17 80
2 06/23/2021 21:58:36 -0.02,-128.33 0.00,-128.10 24.75 80
3 06/26/2021 09:59:02 0.01,-128.37 0.13,-128.86 56.05 80
4 06/27/2021 09:42:58 0.02,-128.35 -0.90,-124.33 458.21 80
5 06/28/2021 22:02:15 -0.01,-128.23 -0.30,-129.64 159.12 80
6 06/29/2021 21:46:11 -0.02,-128.22 0.68,-125.10 355.51 80
7 07/01/2021 10:05:20 0.01,-128.28 0.49,-130.37 239.16 80
8 07/02/2021 09:49:17 0.02,-128.26 -0.54,-125.85 275.06 80
9 07/03/2021 22:08:34 0.00,-128.14 -0.65,-131.16 343.27 80
10 07/04/2021 21:52:30 -0.01,-128.12 0.33,-126.62 170.86 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 6/22/2021
SNOs_Map_GOES-15_NPP_20210622.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 06/22/2021 in txt file.

Historical Predications of SNOs between GOES-15 and NPP