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: 8/12/2023
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 74.31,-170.96 62.04 08/19/2023 22:34:44 74.33,-173.25 62.25 68.76 68
2 08/19/2023 23:26:45 -74.74, -4.79 117.46 08/19/2023 23:25:39 -74.75, -4.82 117.43 1.64 66
3 08/20/2023 00:17:31 74.75, 162.48 62.58 08/20/2023 00:16:34 74.75, 162.45 62.59 0.71 57
4 08/20/2023 01:08:16 -74.79, -30.32 117.37 08/20/2023 01:07:37 -74.79, -30.19 117.37 3.91 39
5 08/20/2023 01:59:01 74.76, 137.07 62.61 08/20/2023 01:58:32 74.79, 137.08 62.65 3.29 29
6 08/20/2023 02:49:46 -74.80, -55.72 117.34 08/20/2023 02:49:36 -74.79, -55.69 117.35 2.09 10
7 08/20/2023 03:40:31 74.77, 111.67 62.64 08/20/2023 03:40:31 74.79, 111.58 62.66 3.22 0
8 08/20/2023 04:31:16 -74.81, -81.13 117.30 08/20/2023 04:31:34 -74.83, -81.06 117.30 2.56 18
9 08/20/2023 05:22:02 74.83, 86.14 62.73 08/20/2023 05:22:29 74.83, 86.21 62.72 2.09 27
10 08/20/2023 06:12:46 -74.82,-106.53 117.27 08/20/2023 06:13:33 -74.83,-106.57 117.28 1.17 47
11 08/20/2023 07:03:32 74.84, 60.74 62.77 08/20/2023 07:04:28 74.83, 60.70 62.74 2.03 56
12 08/20/2023 07:54:17 -74.88,-132.06 117.18 08/20/2023 07:55:31 -74.87,-131.93 117.22 4.02 74
13 08/20/2023 08:45:10 75.23, 34.23 63.25 08/20/2023 08:46:19 75.19, 36.33 63.05 59.76 69

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/12/2023
SNOs_Map_NOAA-21_NOAA-19_20230812.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 08/12/2023 in txt file.

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