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: 8/18/2023
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 08/19/2023 23:26:53 -74.76, -4.90 117.43 08/19/2023 23:25:39 -74.75, -4.81 117.42 2.87 74
2 08/20/2023 00:17:39 74.77, 162.40 62.59 08/20/2023 00:16:34 74.76, 162.48 62.60 2.64 65
3 08/20/2023 01:08:23 -74.77, -30.28 117.40 08/20/2023 01:07:38 -74.75, -30.32 117.40 2.29 45
4 08/20/2023 01:59:09 74.77, 137.02 62.62 08/20/2023 01:58:33 74.76, 136.97 62.62 2.26 36
5 08/20/2023 02:49:53 -74.77, -55.66 117.38 08/20/2023 02:49:36 -74.79, -55.68 117.35 2.56 17
6 08/20/2023 03:40:39 74.77, 111.64 62.65 08/20/2023 03:40:31 74.80, 111.60 62.67 2.73 8
7 08/20/2023 04:31:24 -74.82, -81.17 117.30 08/20/2023 04:31:35 -74.79, -81.19 117.33 3.60 11
8 08/20/2023 05:22:10 74.82, 86.12 62.73 08/20/2023 05:22:30 74.79, 86.10 62.69 3.66 20
9 08/20/2023 06:12:54 -74.82,-106.55 117.27 08/20/2023 06:13:33 -74.83,-106.56 117.27 0.91 39
10 08/20/2023 07:03:40 74.83, 60.74 62.75 08/20/2023 07:04:28 74.83, 60.73 62.75 0.91 48
11 08/20/2023 07:54:24 -74.82,-131.94 117.24 08/20/2023 07:55:32 -74.83,-132.06 117.25 3.67 68
12 08/20/2023 08:45:12 74.93, 35.09 62.89 08/20/2023 08:46:26 74.88, 35.36 62.80 9.54 74

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/18/2023
SNOs_Map_NOAA-21_NOAA-19_20230818.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 08/18/2023 in txt file.

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