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: 8/16/2023
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 08/19/2023 22:35:53 74.34,-171.05 62.08 08/19/2023 22:34:44 74.34,-173.21 62.26 64.86 69
2 08/19/2023 23:26:45 -74.73, -4.76 117.47 08/19/2023 23:25:39 -74.76, -4.80 117.42 3.41 66
3 08/20/2023 00:17:31 74.74, 162.51 62.56 08/20/2023 00:16:34 74.76, 162.49 62.60 2.60 57
4 08/20/2023 01:08:16 -74.79, -30.30 117.38 08/20/2023 01:07:38 -74.75, -30.30 117.40 3.62 38
5 08/20/2023 01:59:01 74.75, 137.11 62.59 08/20/2023 01:58:33 74.76, 136.98 62.62 3.85 28
6 08/20/2023 02:49:46 -74.80, -55.70 117.35 08/20/2023 02:49:36 -74.80, -55.67 117.34 0.88 10
7 08/20/2023 03:40:32 74.81, 111.58 62.68 08/20/2023 03:40:31 74.80, 111.61 62.67 1.43 1
8 08/20/2023 04:31:16 -74.81, -81.10 117.31 08/20/2023 04:31:35 -74.79, -81.18 117.33 2.64 19
9 08/20/2023 05:22:02 74.82, 86.17 62.72 08/20/2023 05:22:30 74.79, 86.11 62.69 3.26 28
10 08/20/2023 06:12:46 -74.82,-106.50 117.28 08/20/2023 06:13:33 -74.83,-106.54 117.27 2.38 47
11 08/20/2023 07:03:32 74.83, 60.77 62.75 08/20/2023 07:04:28 74.84, 60.74 62.75 1.42 56
12 08/20/2023 07:54:17 -74.87,-132.04 117.19 08/20/2023 07:55:31 -74.88,-131.91 117.21 3.76 74
13 08/20/2023 08:45:11 75.27, 34.13 63.29 08/20/2023 08:46:19 75.21, 36.37 63.06 63.85 68

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/16/2023
SNOs_Map_NOAA-21_NOAA-19_20230816.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 08/16/2023 in txt file.

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