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: 7/18/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/18/2019 22:34:21 0.03,-137.19 -0.07,-137.63 50.93 80
2 07/19/2019 22:18:17 0.03,-137.18 0.94,-133.10 465.10 80
3 07/21/2019 10:40:05 -0.03,-137.19 0.22,-138.38 134.69 80
4 07/22/2019 10:18:41 -0.03,-137.18 -0.79,-133.84 380.97 80
5 07/23/2019 22:40:37 0.03,-137.15 -0.43,-139.14 226.77 80
6 07/24/2019 22:24:33 0.03,-137.15 0.58,-134.61 288.65 80
7 07/26/2019 10:46:21 -0.04,-137.14 0.57,-139.88 312.10 80
8 07/27/2019 10:27:36 -0.04,-137.13 -0.44,-135.35 202.60 80
9 07/28/2019 22:46:53 0.04,-137.08 -0.78,-140.65 407.11 80
10 07/29/2019 22:30:48 0.04,-137.06 0.24,-136.12 107.14 80
11 07/31/2019 10:49:56 -0.05,-137.05 0.92,-141.39 495.17 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 7/18/2019
SNOs_Map_GOES-17_NPP_20190718.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 07/18/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service