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: 5/12/2023
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 05/23/2023 05:42:04 -74.95, -99.07 125.25 05/23/2023 05:40:53 -74.98,-100.60 125.09 44.34 71
2 05/23/2023 06:32:56 75.24, 67.38 55.09 05/23/2023 06:31:43 75.25, 67.49 55.11 3.10 73
3 05/23/2023 07:23:40 -75.24,-125.28 124.93 05/23/2023 07:22:47 -75.22,-125.36 124.92 2.82 53
4 05/23/2023 08:14:26 75.25, 41.99 55.08 05/23/2023 08:13:42 75.25, 42.01 55.10 0.70 44
5 05/23/2023 09:05:10 -75.24,-150.67 124.94 05/23/2023 09:04:45 -75.27,-150.69 124.90 3.50 25
6 05/23/2023 09:55:56 75.25, 16.61 55.07 05/23/2023 09:55:41 75.26, 16.54 55.09 2.04 15
7 05/23/2023 10:46:41 -75.29,-176.19 124.89 05/23/2023 10:46:44 -75.28,-176.17 124.91 1.90 3
8 05/23/2023 11:37:27 75.31, -8.92 55.12 05/23/2023 11:37:39 75.31, -8.79 55.11 3.70 12
9 05/23/2023 12:28:11 -75.30, 158.42 124.90 05/23/2023 12:28:43 -75.28, 158.35 124.92 2.52 32
10 05/23/2023 13:18:57 75.31, -34.31 55.11 05/23/2023 13:19:38 75.32, -34.27 55.10 1.31 41
11 05/23/2023 14:09:41 -75.30, 133.03 124.91 05/23/2023 14:10:41 -75.33, 133.02 124.90 3.48 60
12 05/23/2023 15:00:27 75.31, -59.70 55.10 05/23/2023 15:01:37 75.32, -59.75 55.09 1.56 70
13 05/23/2023 15:51:24 -75.91, 105.73 124.20 05/23/2023 15:52:29 -75.84, 109.22 124.52 95.26 65

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 5/12/2023
SNOs_Map_NOAA-21_NOAA-19_20230513.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 05/12/2023 in txt file.

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