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: 2/28/2021
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 02/28/2021 10:13:51 -0.16,-128.20 0.68,-131.88 418.60 80
2 03/01/2021 09:52:26 -0.16,-128.22 -0.36,-127.35 99.65 80
3 03/02/2021 22:14:23 0.15,-128.28 -0.81,-132.65 497.70 80
4 03/03/2021 21:58:18 0.16,-128.30 0.22,-128.13 21.00 80
5 03/06/2021 10:01:20 -0.15,-128.31 -0.00,-128.85 62.49 80
6 03/07/2021 09:39:56 -0.15,-128.32 -1.04,-124.32 454.90 80
7 03/08/2021 22:01:52 0.14,-128.36 -0.12,-129.63 144.10 80
8 03/09/2021 21:45:46 0.14,-128.38 0.85,-125.09 373.74 80
9 03/11/2021 10:07:34 -0.12,-128.37 0.34,-130.36 227.29 80
10 03/12/2021 09:46:09 -0.13,-128.37 -0.69,-125.83 289.86 80
11 03/13/2021 22:08:06 0.12,-128.41 -0.47,-131.14 310.25 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 2/28/2021
SNOs_Map_GOES-15_NPP_20210228.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 02/28/2021 in txt file.

Historical Predications of SNOs between GOES-15 and NPP