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: 12/21/2022
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/21/2022 10:19:23 0.02,-137.34 -0.76,-133.74 409.75 80
2 12/22/2022 22:41:22 -0.02,-137.34 -0.43,-139.05 195.55 80
3 12/23/2022 22:22:39 -0.02,-137.34 0.64,-134.54 320.00 80
4 12/25/2022 10:47:08 0.01,-137.33 0.55,-139.80 282.03 80
5 12/26/2022 10:25:45 0.00,-137.32 -0.46,-135.28 233.04 80
6 12/27/2022 22:50:23 0.00,-137.31 -0.72,-140.58 373.24 80
7 12/28/2022 22:29:00 0.01,-137.30 0.29,-136.06 141.88 80
8 12/30/2022 10:53:29 -0.01,-137.29 0.89,-141.33 460.17 80
9 12/31/2022 10:32:06 -0.01,-137.28 -0.12,-136.80 54.83 80
10 01/02/2023 22:37:59 0.00,-137.25 -0.09,-137.57 37.11 80
11 01/03/2023 22:16:36 0.00,-137.23 0.93,-133.04 477.49 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 12/21/2022
SNOs_Map_GOES-17_NPP_20221221.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 12/21/2022 in txt file.

Historical Predications of SNOs between GOES-17 and NPP