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: 1/21/2023
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 01/26/2023 02:14:12 -75.86, -49.51 84.68 01/26/2023 02:12:57 -75.86, -49.41 84.67 2.86 75
2 01/26/2023 03:04:57 75.84, 117.89 95.28 01/26/2023 03:03:56 75.84, 117.80 95.32 2.84 61
3 01/26/2023 03:55:42 -75.87, -74.91 84.69 01/26/2023 03:54:56 -75.88, -74.83 84.67 2.22 46
4 01/26/2023 04:46:28 75.89, 92.34 95.33 01/26/2023 04:45:55 75.87, 92.38 95.32 2.77 33
5 01/26/2023 05:37:12 -75.88,-100.31 84.70 01/26/2023 05:36:55 -75.90,-100.26 84.67 2.67 17
6 01/26/2023 06:27:58 75.90, 66.95 95.32 01/26/2023 06:27:54 75.89, 66.96 95.31 1.08 4
7 01/26/2023 07:18:42 -75.89,-125.71 84.70 01/26/2023 07:18:55 -75.87,-125.84 84.71 3.76 13
8 01/26/2023 08:09:28 75.90, 41.55 95.31 01/26/2023 08:09:53 75.91, 41.54 95.31 0.60 25
9 01/26/2023 09:00:12 -75.89,-151.10 84.71 01/26/2023 09:00:54 -75.90,-151.26 84.71 4.23 42
10 01/26/2023 09:50:58 75.91, 16.15 95.30 01/26/2023 09:51:52 75.93, 16.12 95.31 2.27 54
11 01/26/2023 10:41:43 -75.95,-176.65 84.67 01/26/2023 10:42:53 -75.92,-176.68 84.72 3.40 70
12 01/26/2023 11:32:36 76.28, -10.51 95.74 01/26/2023 11:33:44 76.26, -8.15 95.52 62.36 68

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 1/21/2023
SNOs_Map_NOAA-21_NOAA-19_20230121.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 01/21/2023 in txt file.

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