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: 3/24/2023
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 03/25/2023 11:44:26 75.21, -10.25 73.88 03/25/2023 11:43:17 75.22, -12.26 74.07 56.98 69
2 03/25/2023 12:35:17 -75.53, 156.08 105.76 03/25/2023 12:34:09 -75.54, 156.02 105.73 1.77 68
3 03/25/2023 13:26:03 75.55, -36.66 74.25 03/25/2023 13:25:09 75.55, -36.67 74.27 1.01 54
4 03/25/2023 14:16:47 -75.54, 130.68 105.78 03/25/2023 14:16:08 -75.55, 130.57 105.75 3.29 39
5 03/25/2023 15:07:33 75.55, -62.06 74.23 03/25/2023 15:07:08 75.57, -62.12 74.25 2.24 25
6 03/25/2023 15:58:18 -75.59, 105.13 105.74 03/25/2023 15:58:07 -75.56, 105.12 105.77 3.62 11
7 03/25/2023 16:49:04 75.61, -87.61 74.27 03/25/2023 16:49:07 75.58, -87.58 74.23 3.64 3
8 03/25/2023 17:39:48 -75.60, 79.73 105.76 03/25/2023 17:40:05 -75.62, 79.82 105.76 2.96 17
9 03/25/2023 18:30:34 75.62,-113.01 74.25 03/25/2023 18:31:06 75.59,-113.04 74.21 3.30 32
10 03/25/2023 19:21:18 -75.61, 54.33 105.78 03/25/2023 19:22:04 -75.63, 54.36 105.78 2.45 46
11 03/25/2023 20:12:04 75.63,-138.41 74.23 03/25/2023 20:13:04 75.65,-138.34 74.23 2.97 60
12 03/25/2023 21:02:49 -75.66, 28.78 105.74 03/25/2023 21:04:03 -75.64, 28.91 105.79 4.27 74

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/24/2023
SNOs_Map_NOAA-21_NOAA-19_20230324.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 03/24/2023 in txt file.

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