Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/23/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/23/2020 10:45:43 -0.02,-137.20 0.60,-139.83 300.72 80
2 04/24/2020 10:24:19 -0.02,-137.20 -0.43,-135.30 215.43 80
3 04/25/2020 22:46:15 0.02,-137.19 -0.77,-140.60 389.91 80
4 04/26/2020 22:30:11 0.02,-137.18 0.26,-136.07 125.79 80
5 04/28/2020 10:51:58 -0.01,-137.17 0.94,-141.34 475.87 80
6 04/29/2020 10:30:34 -0.01,-137.15 -0.09,-136.81 39.21 80
7 05/01/2020 22:33:45 0.01,-137.11 -0.08,-137.58 52.99 80
8 05/02/2020 22:17:40 0.01,-137.10 0.89,-133.04 461.75 80
9 05/04/2020 10:39:28 -0.00,-137.07 0.25,-138.32 141.30 80
10 05/05/2020 10:18:03 -0.00,-137.05 -0.72,-133.77 373.02 80
11 05/06/2020 22:39:59 0.00,-137.02 -0.47,-139.08 235.24 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/23/2020
SNOs_Map_GOES-17_NPP_20200423.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/23/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service