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: 1/17/2023
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 -75.84, -49.43 84.71 01/26/2023 02:12:58 -75.84, -49.46 84.68 1.01 74
2 01/26/2023 03:04:58 75.86, 117.82 95.31 01/26/2023 03:03:56 75.87, 117.90 95.34 2.66 62
3 01/26/2023 03:55:42 -75.85, -74.83 84.72 01/26/2023 03:54:57 -75.86, -74.88 84.68 2.58 45
4 01/26/2023 04:46:28 75.87, 92.42 95.30 01/26/2023 04:45:56 75.85, 92.32 95.31 3.27 32
5 01/26/2023 05:37:13 -75.90,-100.37 84.67 01/26/2023 05:36:56 -75.89,-100.30 84.68 2.48 17
6 01/26/2023 06:27:58 75.87, 67.02 95.29 01/26/2023 06:27:55 75.87, 66.90 95.30 3.26 3
7 01/26/2023 07:18:43 -75.91,-125.77 84.68 01/26/2023 07:18:55 -75.91,-125.72 84.69 1.33 12
8 01/26/2023 08:09:29 75.93, 41.47 95.34 01/26/2023 08:09:54 75.89, 41.48 95.30 3.83 25
9 01/26/2023 09:00:13 -75.91,-151.17 84.69 01/26/2023 09:00:54 -75.93,-151.14 84.69 1.71 41
10 01/26/2023 09:50:59 75.93, 16.07 95.33 01/26/2023 09:51:53 75.91, 16.06 95.30 2.21 54
11 01/26/2023 10:41:43 -75.92,-176.57 84.70 01/26/2023 10:42:53 -75.95,-176.57 84.69 3.10 70
12 01/26/2023 11:32:36 76.26, -10.43 95.71 01/26/2023 11:33:45 76.24, -8.21 95.51 58.80 69

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 1/17/2023
SNOs_Map_NOAA-21_NOAA-19_20230118.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 01/17/2023 in txt file.

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