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: 12/22/2019
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/24/2019 10:11:18 -0.04,-128.14 0.79,-131.83 420.81 80
2 12/25/2019 09:55:13 -0.03,-128.17 -0.21,-127.30 98.90 80
3 12/27/2019 21:58:24 0.03,-128.19 0.08,-128.07 14.52 80
4 12/30/2019 09:58:45 -0.03,-128.28 0.10,-128.80 59.65 80
5 12/31/2019 09:42:40 -0.03,-128.31 -0.96,-124.28 459.66 80
6 01/01/2020 22:01:55 0.04,-128.31 -0.22,-129.58 144.74 80
7 01/02/2020 21:45:50 0.04,-128.33 0.78,-125.05 374.25 80
8 01/04/2020 10:04:56 -0.04,-128.39 0.42,-130.31 219.64 80
9 01/05/2020 09:48:52 -0.04,-128.41 -0.65,-125.79 299.23 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 12/22/2019
SNOs_Map_GOES-15_NPP_20191223.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 12/22/2019 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service