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: 7/19/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/19/2019 22:18:17 0.02,-137.19 0.93,-133.10 466.33 80
2 07/21/2019 10:40:05 -0.03,-137.20 0.22,-138.37 133.15 80
3 07/22/2019 10:18:41 -0.03,-137.20 -0.79,-133.84 382.90 80
4 07/23/2019 22:40:37 0.03,-137.18 -0.43,-139.14 223.93 80
5 07/24/2019 22:24:33 0.03,-137.17 0.58,-134.61 291.89 80
6 07/26/2019 10:46:21 -0.04,-137.18 0.57,-139.88 308.58 80
7 07/27/2019 10:24:56 -0.04,-137.16 -0.44,-135.35 206.52 80
8 07/28/2019 22:46:53 0.04,-137.13 -0.78,-140.65 402.27 80
9 07/29/2019 22:30:48 0.04,-137.11 0.24,-136.12 112.40 80
10 07/31/2019 10:49:56 -0.05,-137.10 0.92,-141.39 489.65 80
11 08/01/2019 10:33:52 -0.05,-137.07 -0.10,-136.86 24.42 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 7/19/2019
SNOs_Map_GOES-17_NPP_20190720.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 07/19/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service