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: 11/21/2019
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/22/2019 10:11:37 0.04,-128.49 0.83,-131.87 384.99 80
2 11/23/2019 09:55:33 0.06,-128.49 -0.23,-127.34 130.98 80
3 11/24/2019 22:14:48 -0.03,-128.44 -0.98,-132.64 479.38 80
4 11/25/2019 21:58:43 -0.05,-128.43 0.01,-128.11 36.35 80
5 11/28/2019 09:59:05 0.04,-128.43 0.14,-128.84 47.33 80
6 11/29/2019 09:42:59 0.05,-128.42 -0.85,-124.31 467.85 80
7 11/30/2019 22:02:16 -0.03,-128.36 -0.29,-129.62 143.58 80
8 12/01/2019 21:46:10 -0.04,-128.34 0.70,-125.09 371.51 80
9 12/03/2019 10:05:17 0.02,-128.35 0.44,-130.36 228.20 80
10 12/04/2019 09:49:12 0.03,-128.34 -0.55,-125.82 286.71 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 11/21/2019
SNOs_Map_GOES-15_NPP_20191122.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 11/21/2019 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service