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: 8/17/2023
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, -4.89 117.43 08/19/2023 23:25:39 -74.76, -4.80 117.42 2.52 74
2 08/20/2023 00:17:39 74.77, 162.41 62.59 08/20/2023 00:16:34 74.76, 162.49 62.60 2.27 65
3 08/20/2023 01:08:23 -74.76, -30.27 117.41 08/20/2023 01:07:38 -74.75, -30.31 117.40 1.75 45
4 08/20/2023 01:59:09 74.77, 137.03 62.62 08/20/2023 01:58:33 74.76, 136.98 62.62 1.92 36
5 08/20/2023 02:49:53 -74.77, -55.65 117.38 08/20/2023 02:49:36 -74.79, -55.68 117.35 3.29 17
6 08/20/2023 03:40:39 74.77, 111.65 62.64 08/20/2023 03:40:31 74.80, 111.61 62.67 3.38 8
7 08/20/2023 04:31:24 -74.82, -81.16 117.30 08/20/2023 04:31:35 -74.79, -81.18 117.33 2.91 11
8 08/20/2023 05:22:10 74.82, 86.13 62.72 08/20/2023 05:22:30 74.79, 86.10 62.69 3.11 20
9 08/20/2023 06:12:54 -74.82,-106.54 117.27 08/20/2023 06:13:33 -74.83,-106.55 117.27 1.63 39
10 08/20/2023 07:03:40 74.82, 60.75 62.75 08/20/2023 07:04:28 74.84, 60.73 62.75 1.55 48
11 08/20/2023 07:54:24 -74.82,-131.92 117.25 08/20/2023 07:55:32 -74.83,-132.05 117.25 3.89 68
12 08/20/2023 08:45:12 74.92, 35.10 62.88 08/20/2023 08:46:26 74.88, 35.36 62.80 9.04 74

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/17/2023
SNOs_Map_NOAA-21_NOAA-19_20230817.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 08/17/2023 in txt file.

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