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: 4/5/2022
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/05/2022 09:52:59 0.11,-128.40 -0.11,-127.29 125.78 80
2 04/06/2022 22:14:56 -0.11,-128.41 -1.05,-132.60 476.73 80
3 04/07/2022 21:58:51 -0.12,-128.42 -0.01,-128.07 40.09 80
4 04/10/2022 10:01:53 0.12,-128.40 0.20,-128.80 45.62 80
5 04/11/2022 09:40:28 0.13,-128.39 -0.79,-124.26 470.60 80
6 04/12/2022 22:02:24 -0.13,-128.40 -0.37,-129.57 133.01 80
7 04/13/2022 21:46:18 -0.13,-128.40 0.62,-125.03 383.22 80
8 04/15/2022 10:08:06 0.13,-128.38 0.54,-130.30 219.31 80
9 04/16/2022 09:46:40 0.13,-128.37 -0.45,-125.76 296.40 80
10 04/17/2022 22:08:36 -0.13,-128.36 -0.75,-131.06 308.61 80
11 04/18/2022 21:52:31 -0.13,-128.35 0.30,-126.54 206.80 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 4/5/2022
SNOs_Map_GOES-15_NPP_20220405.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 04/05/2022 in txt file.

Historical Predications of SNOs between GOES-15 and NPP