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: 3/16/2023
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 11:44:27 75.23, -10.32 73.90 03/25/2023 11:43:18 75.23, -12.23 74.07 54.39 69
2 03/25/2023 12:35:18 -75.54, 156.04 105.74 03/25/2023 12:34:10 -75.55, 156.07 105.72 1.00 68
3 03/25/2023 13:26:04 75.57, -36.72 74.27 03/25/2023 13:25:10 75.56, -36.64 74.28 2.46 54
4 03/25/2023 14:16:48 -75.55, 130.64 105.76 03/25/2023 14:16:09 -75.56, 130.62 105.74 1.10 39
5 03/25/2023 15:07:34 75.58, -62.12 74.26 03/25/2023 15:07:09 75.57, -62.09 74.26 0.98 25
6 03/25/2023 15:58:18 -75.56, 105.24 105.78 03/25/2023 15:58:08 -75.58, 105.17 105.76 2.40 10
7 03/25/2023 16:49:04 75.58, -87.52 74.24 03/25/2023 16:49:08 75.59, -87.54 74.24 0.54 4
8 03/25/2023 17:39:49 -75.62, 79.69 105.74 03/25/2023 17:40:07 -75.59, 79.72 105.78 3.18 18
9 03/25/2023 18:30:34 75.59,-112.93 74.22 03/25/2023 18:31:07 75.60,-112.99 74.22 2.01 33
10 03/25/2023 19:21:19 -75.63, 54.29 105.76 03/25/2023 19:22:06 -75.60, 54.27 105.80 2.52 47
11 03/25/2023 20:12:04 75.60,-138.33 74.20 03/25/2023 20:13:06 75.61,-138.44 74.20 3.48 62
12 03/25/2023 21:02:49 -75.68, 28.74 105.72 03/25/2023 21:04:03 -75.66, 28.98 105.78 6.87 74

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/16/2023
SNOs_Map_NOAA-21_NOAA-19_20230317.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 03/16/2023 in txt file.

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