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: 9/13/2023
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 09/18/2023 17:18:54 -73.99, 89.01 107.63 09/18/2023 17:17:48 -74.00, 86.01 107.43 92.01 66
2 09/18/2023 18:09:47 74.33,-104.55 72.77 09/18/2023 18:08:36 74.28,-105.97 72.82 43.20 71
3 09/18/2023 19:00:36 -74.58, 62.12 106.95 09/18/2023 18:59:35 -74.56, 62.05 106.94 2.74 61
4 09/18/2023 19:51:22 74.58,-130.57 73.07 09/18/2023 19:50:28 74.61,-130.56 73.11 2.77 54
5 09/18/2023 20:42:06 -74.58, 36.74 106.92 09/18/2023 20:41:33 -74.60, 36.67 106.88 3.19 33
6 09/18/2023 21:32:52 74.59,-155.96 73.11 09/18/2023 21:32:27 74.60,-156.07 73.13 3.65 25
7 09/18/2023 22:23:37 -74.64, 11.22 106.83 09/18/2023 22:23:31 -74.64, 11.28 106.82 2.02 6
8 09/18/2023 23:14:23 74.64, 178.52 73.19 09/18/2023 23:14:25 74.64, 178.55 73.19 0.69 2
9 09/19/2023 00:05:07 -74.64, -14.16 106.80 09/19/2023 00:05:30 -74.63, -14.23 106.80 2.05 23
10 09/19/2023 00:55:53 74.64, 153.14 73.23 09/19/2023 00:56:24 74.63, 153.03 73.21 3.43 31
11 09/19/2023 01:46:38 -74.69, -39.68 106.71 09/19/2023 01:47:28 -74.67, -39.61 106.74 2.93 50
12 09/19/2023 02:37:24 74.70, 127.62 73.31 09/19/2023 02:38:22 74.67, 127.65 73.27 3.16 58
13 09/19/2023 03:28:10 -74.84, -65.47 106.52 09/19/2023 03:29:23 -74.81, -64.72 106.61 22.11 73
14 09/19/2023 04:19:03 75.18, 100.87 73.89 09/19/2023 04:20:10 75.13, 103.53 73.68 76.08 67

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 9/13/2023
SNOs_Map_NOAA-21_NOAA-19_20230913.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 09/13/2023 in txt file.

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