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: 1/28/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/28/2020 21:55:27 0.04,-128.30 0.12,-128.03 31.46 80
2 01/31/2020 09:58:30 -0.04,-128.24 0.08,-128.77 60.04 80
3 02/01/2020 09:42:26 -0.04,-128.22 -0.92,-124.24 453.65 80
4 02/02/2020 22:04:23 0.03,-128.18 -0.25,-129.55 154.68 80
5 02/03/2020 21:42:59 0.03,-128.16 0.75,-125.01 358.48 80
6 02/05/2020 10:04:47 -0.03,-128.10 0.44,-130.28 248.34 80
7 02/06/2020 09:48:43 -0.02,-128.07 -0.56,-125.75 264.45 80
8 02/07/2020 22:10:38 -0.02,-128.03 -0.72,-131.04 344.11 80
9 02/08/2020 21:49:14 -0.01,-127.99 0.34,-126.52 168.02 80
10 02/10/2020 10:11:03 0.01,-127.92 0.86,-131.79 440.35 80
11 02/11/2020 09:54:58 0.01,-127.89 -0.14,-127.26 71.75 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 1/28/2020
SNOs_Map_GOES-15_NPP_20200129.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 01/28/2020 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service