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: 6/17/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/18/2020 09:52:20 0.01,-127.76 -0.11,-127.22 61.66 80
2 06/20/2020 21:58:11 -0.02,-127.80 -0.06,-127.98 21.40 80
3 06/21/2020 21:36:47 -0.00,-127.83 0.98,-123.46 498.59 80
4 06/23/2020 10:01:14 0.02,-127.93 0.20,-128.72 90.97 80
5 06/24/2020 09:39:49 0.01,-127.95 -0.84,-124.20 428.37 80
6 06/25/2020 22:04:25 -0.02,-127.94 -0.37,-129.49 176.36 80
7 06/26/2020 21:43:00 -0.02,-127.97 0.68,-124.96 343.17 80
8 06/28/2020 10:07:27 0.03,-128.06 0.50,-130.23 246.65 80
9 06/29/2020 09:46:03 0.02,-128.09 -0.54,-125.70 272.33 80
10 06/30/2020 22:10:38 -0.03,-128.07 -0.67,-131.00 333.70 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 6/17/2020
SNOs_Map_GOES-15_NPP_20200618.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 06/17/2020 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service