Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-16 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/12/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 08/13/2025 20:40:27 0.06,-104.74 -0.93,-109.04 491.23 80
2 08/14/2025 20:24:22 0.06,-104.74 0.10,-104.52 25.22 80
3 08/17/2025 08:27:25 -0.07,-104.72 0.08,-105.25 61.45 80
4 08/18/2025 08:06:01 -0.07,-104.71 -0.95,-100.72 454.45 80
5 08/19/2025 20:27:57 0.08,-104.72 -0.21,-106.03 149.30 80
6 08/20/2025 20:11:53 0.08,-104.72 0.82,-101.50 366.99 80
7 08/22/2025 08:33:40 -0.09,-104.71 0.39,-106.77 235.04 80
8 08/23/2025 08:12:15 -0.09,-104.71 -0.64,-102.24 281.42 80
9 08/24/2025 20:34:11 0.09,-104.72 -0.56,-107.54 321.63 80
10 08/25/2025 20:18:06 0.09,-104.72 0.48,-103.01 195.35 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 8/12/2025
SNOs_Map_GOES-16_NOAA-21_20250813.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 08/12/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NOAA-21