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: 3/24/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/25/2020 09:46:20 -0.30,-128.07 -0.80,-125.87 250.75 80
2 03/26/2020 22:10:56 0.28,-128.06 -0.41,-131.17 354.90 80
3 03/27/2020 21:50:24 0.29,-128.03 0.60,-126.64 158.21 28
4 03/29/2020 10:13:59 -0.27,-127.95 0.61,-131.90 450.06 80
5 03/30/2020 09:52:35 -0.28,-127.92 -0.41,-127.37 62.18 80
6 04/01/2020 21:55:46 0.27,-127.85 0.21,-128.14 33.17 80
7 04/02/2020 21:39:42 0.27,-127.81 1.23,-123.61 478.92 80
8 04/04/2020 10:01:29 -0.25,-127.72 -0.02,-128.87 130.55 80
9 04/05/2020 09:40:05 -0.26,-127.68 -1.03,-124.34 380.87 80
10 04/06/2020 22:04:40 0.23,-127.64 -0.23,-129.63 227.90 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 3/24/2020
SNOs_Map_GOES-15_NPP_20200325.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 03/24/2020 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service