Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/31/2022
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 01/11/2023 12:55:00 75.74, -29.28 98.07 01/11/2023 12:53:48 75.73, -30.50 98.18 33.65 72
2 01/11/2023 13:45:48 -75.91, 137.49 81.74 01/11/2023 13:44:48 -75.93, 137.43 81.70 2.69 60
3 01/11/2023 14:36:34 75.93, -55.28 98.29 01/11/2023 14:35:43 75.94, -55.28 98.31 0.30 51
4 01/11/2023 15:27:19 -75.96, 111.94 81.69 01/11/2023 15:26:47 -75.95, 112.01 81.69 2.25 32
5 01/11/2023 16:18:04 75.94, -80.67 98.28 01/11/2023 16:17:42 75.96, -80.69 98.31 2.34 22
6 01/11/2023 17:08:49 -75.97, 86.55 81.69 01/11/2023 17:08:46 -75.98, 86.60 81.69 1.72 3
7 01/11/2023 17:59:35 75.99,-106.22 98.34 01/11/2023 17:59:41 75.98,-106.11 98.32 3.13 6
8 01/11/2023 18:50:19 -75.97, 61.16 81.70 01/11/2023 18:50:45 -76.00, 61.19 81.68 3.00 26
9 01/11/2023 19:41:05 76.00,-131.61 98.33 01/11/2023 19:41:40 76.01,-131.52 98.32 2.70 35
10 01/11/2023 20:31:49 -75.98, 35.76 81.70 01/11/2023 20:32:45 -75.98, 35.61 81.71 4.06 56
11 01/11/2023 21:22:35 76.00,-157.00 98.33 01/11/2023 21:23:40 75.98,-157.09 98.30 3.04 65
12 01/11/2023 22:13:28 -76.39, 8.94 81.21 01/11/2023 22:14:36 -76.35, 11.53 81.45 67.97 68

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 12/31/2022
SNOs_Map_NOAA-21_NOAA-19_20221231.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 12/31/2022 in txt file.

Historial Predications of SNOs between NOAA-21 and NOAA-19