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: 1/31/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/31/2020 22:39:43 -0.04,-137.21 -0.44,-139.01 205.92 80
2 02/01/2020 22:23:38 -0.04,-137.20 0.55,-134.48 309.80 80
3 02/03/2020 10:45:26 0.05,-137.19 0.64,-139.75 292.00 80
4 02/04/2020 10:24:03 0.05,-137.18 -0.42,-135.23 223.13 80
5 02/05/2020 22:45:59 -0.06,-137.16 -0.80,-140.53 383.82 80
6 02/06/2020 22:29:55 -0.06,-137.15 0.20,-136.00 130.81 80
7 02/08/2020 10:51:43 0.07,-137.12 0.99,-141.27 472.45 80
8 02/09/2020 10:30:19 0.06,-137.10 -0.01,-136.74 41.67 80
9 02/11/2020 22:33:32 -0.07,-137.05 -0.14,-137.52 52.82 80
10 02/12/2020 22:14:47 -0.07,-137.03 0.86,-132.99 461.08 80
11 02/14/2020 10:39:15 0.07,-137.00 0.33,-138.26 143.27 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 1/31/2020
SNOs_Map_GOES-17_NPP_20200201.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 01/31/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service