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: 2/18/2023
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 02/24/2023 05:43:12 75.43, 79.49 85.60 02/24/2023 05:42:02 75.41, 77.74 85.75 49.18 70
2 02/24/2023 06:34:02 -75.70,-114.03 94.10 02/24/2023 06:32:51 -75.69,-114.04 94.08 0.67 71
3 02/24/2023 07:24:48 75.72, 53.22 85.92 02/24/2023 07:23:55 75.70, 53.22 85.92 2.12 53
4 02/24/2023 08:15:32 -75.70,-139.42 94.12 02/24/2023 08:14:50 -75.71,-139.47 94.09 1.55 42
5 02/24/2023 09:06:18 75.72, 27.83 85.90 02/24/2023 09:05:54 75.71, 27.78 85.90 1.45 24
6 02/24/2023 09:57:03 -75.75,-164.96 94.08 02/24/2023 09:56:49 -75.73,-164.91 94.11 3.35 14
7 02/24/2023 10:47:48 75.73, 2.44 85.88 02/24/2023 10:47:53 75.73, 2.35 85.89 2.60 5
8 02/24/2023 11:38:33 -75.76, 169.65 94.10 02/24/2023 11:38:48 -75.74, 169.66 94.12 1.60 15
9 02/24/2023 12:29:19 75.78, -23.10 85.91 02/24/2023 12:29:52 75.75, -23.09 85.87 3.07 33
10 02/24/2023 13:20:03 -75.76, 144.26 94.12 02/24/2023 13:20:47 -75.76, 144.23 94.14 0.98 44
11 02/24/2023 14:10:49 75.78, -48.49 85.89 02/24/2023 14:11:51 75.77, -48.52 85.86 1.81 62
12 02/24/2023 15:01:33 -75.77, 118.87 94.14 02/24/2023 15:02:46 -75.78, 118.79 94.15 2.52 73

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 2/18/2023
SNOs_Map_NOAA-21_NOAA-19_20230218.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 02/18/2023 in txt file.

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