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: 7/17/2019
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/17/2019 10:11:54 -0.20,-127.87 0.70,-131.92 461.40 80
2 07/18/2019 09:55:49 -0.19,-127.91 -0.31,-127.39 58.63 80
3 07/20/2019 21:56:22 0.20,-127.95 0.16,-128.17 24.80 80
4 07/21/2019 21:40:18 0.19,-127.98 1.17,-123.64 495.29 80
5 07/23/2019 09:59:26 -0.21,-128.06 -0.01,-128.91 97.17 80
6 07/24/2019 09:43:21 -0.20,-128.09 -1.02,-124.38 422.39 80
7 07/25/2019 22:02:39 0.23,-128.09 -0.14,-129.69 182.34 80
8 07/26/2019 21:46:34 0.22,-128.12 0.87,-125.16 336.97 80
9 07/28/2019 10:05:43 -0.25,-128.19 0.28,-130.43 256.44 80
10 07/29/2019 09:49:38 -0.24,-128.21 -0.73,-125.90 262.14 80
11 07/30/2019 22:08:55 0.26,-128.19 -0.43,-131.21 344.54 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 7/17/2019
SNOs_Map_GOES-15_NPP_20190717.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 07/17/2019 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service