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: 5/20/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/22/2020 10:01:24 -0.05,-128.27 0.10,-128.81 62.73 80
2 05/23/2020 09:40:00 -0.06,-128.25 -0.94,-124.28 452.00 80
3 05/24/2020 22:04:35 0.04,-128.22 -0.29,-129.57 155.05 80
4 05/25/2020 21:43:11 0.05,-128.21 0.74,-125.05 359.68 80
5 05/27/2020 10:07:38 -0.03,-128.19 0.45,-130.31 241.60 80
6 05/28/2020 09:46:14 -0.04,-128.17 -0.58,-125.78 272.35 80
7 05/29/2020 22:10:49 0.02,-128.12 -0.64,-131.07 336.32 80
8 05/30/2020 21:49:24 0.03,-128.10 0.40,-126.55 177.89 80
9 06/01/2020 10:13:52 -0.01,-128.09 0.80,-131.81 423.53 80
10 06/02/2020 09:52:26 -0.02,-128.06 -0.18,-127.27 89.99 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 5/20/2020
SNOs_Map_GOES-15_NPP_20200521.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 05/20/2020 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service