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: 4/6/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/06/2020 22:04:40 0.23,-127.66 -0.22,-129.63 224.45 80
2 04/07/2020 21:45:56 0.24,-127.63 0.80,-125.10 287.65 80
3 04/09/2020 10:07:43 -0.22,-127.54 0.40,-130.36 321.56 80
4 04/10/2020 09:46:18 -0.24,-127.50 -0.62,-125.83 189.70 80
5 04/11/2020 22:10:55 0.21,-127.45 -0.59,-131.13 419.31 80
6 04/12/2020 21:52:09 0.22,-127.41 0.38,-126.59 92.23 80
7 04/15/2020 09:55:12 -0.21,-127.27 -0.19,-127.33 6.23 80
8 04/17/2020 21:58:23 0.19,-127.17 -0.04,-128.08 105.34 80
9 04/18/2020 21:36:58 0.20,-127.12 0.98,-123.56 405.89 80
10 04/20/2020 10:01:26 -0.17,-127.03 0.22,-128.82 203.42 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 4/6/2020
SNOs_Map_GOES-15_NPP_20200407.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 04/06/2020 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service