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: 8/10/2023
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 22:35:52 74.32,-171.01 62.06 08/19/2023 22:34:44 74.32,-173.26 62.25 67.60 68
2 08/19/2023 23:26:45 -74.75, -4.83 117.44 08/19/2023 23:25:39 -74.75, -4.83 117.43 0.44 66
3 08/20/2023 00:17:31 74.77, 162.43 62.60 08/20/2023 00:16:34 74.75, 162.44 62.59 2.66 57
4 08/20/2023 01:08:15 -74.76, -30.23 117.41 08/20/2023 01:07:37 -74.79, -30.19 117.37 3.38 38
5 08/20/2023 01:59:01 74.78, 137.03 62.63 08/20/2023 01:58:32 74.79, 137.08 62.64 1.75 29
6 08/20/2023 02:49:45 -74.77, -55.63 117.37 08/20/2023 02:49:36 -74.79, -55.70 117.35 2.53 9
7 08/20/2023 03:40:31 74.79, 111.62 62.66 08/20/2023 03:40:31 74.78, 111.57 62.66 1.75 0
8 08/20/2023 04:31:16 -74.83, -81.17 117.28 08/20/2023 04:31:34 -74.83, -81.07 117.30 2.96 18
9 08/20/2023 05:22:01 74.80, 86.22 62.70 08/20/2023 05:22:29 74.83, 86.20 62.72 2.96 28
10 08/20/2023 06:12:46 -74.84,-106.57 117.25 08/20/2023 06:13:33 -74.82,-106.57 117.28 1.63 47
11 08/20/2023 07:03:31 74.81, 60.82 62.73 08/20/2023 07:04:28 74.82, 60.69 62.74 3.88 57
12 08/20/2023 07:54:17 -74.90,-132.11 117.16 08/20/2023 07:55:31 -74.87,-131.94 117.22 5.91 74
13 08/20/2023 08:45:10 75.25, 34.18 63.27 08/20/2023 08:46:18 75.24, 36.47 63.08 64.88 68

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/10/2023
SNOs_Map_NOAA-21_NOAA-19_20230810.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 08/10/2023 in txt file.

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