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: 4/20/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/20/2020 22:42:41 0.02,-137.20 -0.42,-139.10 217.12 80
2 04/21/2020 22:23:56 0.02,-137.20 0.60,-134.57 299.56 80
3 04/23/2020 10:45:43 -0.02,-137.20 0.59,-139.83 300.66 80
4 04/24/2020 10:24:19 -0.02,-137.20 -0.43,-135.30 215.46 80
5 04/25/2020 22:46:15 0.02,-137.19 -0.76,-140.60 389.86 80
6 04/26/2020 22:30:11 0.02,-137.18 0.26,-136.08 125.83 80
7 04/28/2020 10:51:58 -0.01,-137.17 0.93,-141.34 475.86 80
8 04/29/2020 10:30:34 -0.01,-137.15 -0.09,-136.81 39.20 80
9 05/01/2020 22:33:45 0.00,-137.11 -0.07,-137.58 53.07 80
10 05/02/2020 22:17:40 0.00,-137.10 0.90,-133.04 461.73 80
11 05/04/2020 10:39:27 -0.00,-137.07 0.30,-138.31 141.36 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/20/2020
SNOs_Map_GOES-17_NPP_20200421.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/20/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service