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: 6/22/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/23/2020 10:01:14 0.02,-127.93 0.17,-128.73 90.39 80
2 06/24/2020 09:39:49 0.01,-127.96 -0.81,-124.19 429.16 80
3 06/25/2020 22:04:25 -0.02,-127.95 -0.34,-129.49 175.34 80
4 06/26/2020 21:43:00 -0.02,-127.98 0.64,-124.95 344.37 80
5 06/28/2020 10:07:27 0.03,-128.07 0.54,-130.22 245.21 80
6 06/29/2020 09:46:02 0.02,-128.10 -0.51,-125.69 273.94 80
7 06/30/2020 22:10:38 -0.03,-128.08 -0.71,-130.99 331.84 80
8 07/01/2020 21:49:13 -0.02,-128.11 0.34,-126.46 187.16 80
9 07/03/2020 10:13:40 0.03,-128.19 0.84,-131.73 403.27 80
10 07/04/2020 09:52:16 0.02,-128.21 -0.21,-127.20 115.14 80
11 07/05/2020 22:16:51 -0.02,-128.18 -1.00,-132.50 491.98 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 6/22/2020
SNOs_Map_GOES-15_NPP_20200623.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 06/22/2020 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service