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: 5/15/2023
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 05:42:05 -74.99, -99.18 125.21 05/23/2023 05:40:54 -74.96,-100.66 125.10 42.92 71
2 05/23/2023 06:32:56 75.23, 67.42 55.08 05/23/2023 06:31:44 75.23, 67.43 55.09 0.52 72
3 05/23/2023 07:23:40 -75.23,-125.25 124.94 05/23/2023 07:22:47 -75.25,-125.28 124.90 2.35 53
4 05/23/2023 08:14:26 75.24, 42.03 55.07 05/23/2023 08:13:43 75.24, 41.95 55.08 2.13 43
5 05/23/2023 09:05:11 -75.28,-150.78 124.90 05/23/2023 09:04:46 -75.25,-150.76 124.91 2.96 25
6 05/23/2023 09:55:57 75.29, 16.50 55.11 05/23/2023 09:55:41 75.29, 16.62 55.11 3.51 16
7 05/23/2023 10:46:41 -75.28,-176.17 124.90 05/23/2023 10:46:44 -75.30,-176.09 124.89 3.25 3
8 05/23/2023 11:37:27 75.29, -8.89 55.11 05/23/2023 11:37:40 75.29, -8.85 55.10 1.02 13
9 05/23/2023 12:28:11 -75.29, 158.45 124.91 05/23/2023 12:28:43 -75.31, 158.44 124.90 2.52 32
10 05/23/2023 13:18:57 75.30, -34.27 55.10 05/23/2023 13:19:39 75.30, -34.33 55.09 1.51 42
11 05/23/2023 14:09:42 -75.34, 132.92 124.87 05/23/2023 14:10:42 -75.31, 132.96 124.91 2.84 60
12 05/23/2023 15:00:27 75.30, -59.66 55.09 05/23/2023 15:01:38 75.30, -59.80 55.08 4.01 71
13 05/23/2023 15:51:24 -75.90, 105.76 124.21 05/23/2023 15:52:29 -75.86, 109.32 124.50 96.54 65

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 5/15/2023
SNOs_Map_NOAA-21_NOAA-19_20230516.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 05/15/2023 in txt file.

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