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: 9/19/2023
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 09/19/2023 08:09:39 -0.01,-104.71 -0.64,-102.00 309.90 80
2 09/20/2023 20:31:35 0.01,-104.68 -0.56,-107.30 297.85 80
3 09/21/2023 20:15:30 0.00,-104.68 0.40,-102.76 218.38 80
4 09/23/2023 08:37:18 -0.00,-104.70 0.73,-108.04 379.90 80
5 09/24/2023 08:15:54 -0.01,-104.70 -0.30,-103.51 135.59 80
6 09/25/2023 20:37:50 0.02,-104.66 -0.89,-108.82 473.23 80
7 09/26/2023 20:21:45 0.01,-104.66 0.08,-104.28 43.10 80
8 09/29/2023 08:24:47 -0.00,-104.68 0.07,-105.02 37.89 80
9 09/30/2023 08:03:22 -0.00,-104.68 -0.91,-100.48 478.41 80
10 10/01/2023 20:25:18 -0.01,-104.65 -0.26,-105.79 129.56 80
11 10/02/2023 20:09:13 -0.01,-104.65 0.72,-101.25 387.07 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 9/19/2023
SNOs_Map_GOES-17_NOAA-21_20230919.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 09/19/2023 in txt file.

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