Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/6/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 04/19/2025 23:57:30 -70.82, -4.55 120.74 04/19/2025 23:56:19 -70.84, -6.02 120.65 53.85 71
2 04/20/2025 00:48:25 71.29, 161.96 59.75 04/20/2025 00:47:11 71.27, 161.98 59.74 2.37 74
3 04/20/2025 01:39:09 -71.29, -30.72 120.27 04/20/2025 01:38:07 -71.28, -30.73 120.26 0.67 62
4 04/20/2025 02:29:55 71.29, 136.58 59.73 04/20/2025 02:29:07 71.30, 136.55 59.74 1.51 48
5 04/20/2025 03:20:40 -71.34, -56.19 120.24 04/20/2025 03:20:03 -71.31, -56.16 120.26 3.21 37

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/6/2025
SNOs_Map_NOAA-20_NOAA-19_20250406.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 04/06/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and NOAA-19