Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/6/2023
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 01/06/2023 22:34:12 -0.03,-137.34 -0.05,-137.57 26.80 80
2 01/07/2023 22:18:06 -0.03,-137.33 0.92,-133.04 489.34 80
3 01/09/2023 10:39:54 0.03,-137.33 0.26,-138.31 111.95 80
4 01/10/2023 10:18:29 0.03,-137.32 -0.77,-133.78 403.68 80
5 01/11/2023 22:40:24 -0.04,-137.31 -0.46,-139.08 202.45 80
6 01/12/2023 22:24:20 -0.04,-137.30 0.58,-134.56 313.04 80
7 01/14/2023 10:46:07 0.04,-137.29 0.60,-139.83 288.92 80
8 01/15/2023 10:24:42 0.04,-137.28 -0.38,-135.29 226.06 80
9 01/16/2023 22:46:38 -0.05,-137.25 -0.77,-140.61 381.46 80
10 01/17/2023 22:30:33 -0.05,-137.24 0.21,-136.07 132.99 80
11 01/19/2023 10:52:20 0.06,-137.21 0.96,-141.34 470.63 80
12 01/20/2023 10:30:54 0.06,-137.18 -0.03,-136.81 43.11 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 1/6/2023
SNOs_Map_GOES-17_NOAA-21_20230107.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 01/06/2023 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-21