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: 4/22/2021
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/23/2021 10:00:58 0.03,-127.74 0.22,-128.72 110.22 80
2 04/24/2021 09:39:33 0.02,-127.70 -0.78,-124.18 401.80 80
3 04/25/2021 22:01:28 -0.03,-127.63 -0.44,-129.47 209.67 80
4 04/26/2021 21:45:23 -0.02,-127.59 0.56,-124.93 302.74 80
5 04/28/2021 10:07:09 0.03,-127.55 0.64,-130.19 302.29 80
6 04/29/2021 09:45:44 0.02,-127.50 -0.41,-125.67 208.89 80
7 04/30/2021 22:07:40 -0.03,-127.40 -0.80,-130.96 405.27 80
8 05/01/2021 21:51:34 -0.02,-127.36 0.20,-126.43 106.39 80
9 05/03/2021 10:13:20 0.03,-127.31 1.00,-131.68 498.27 80
10 05/04/2021 09:51:55 0.03,-127.26 0.00,-127.15 12.60 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 4/22/2021
SNOs_Map_GOES-15_NPP_20210422.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 04/22/2021 in txt file.

Historical Predications of SNOs between GOES-15 and NPP