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: 9/9/2023
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 -74.01, 88.97 107.61 09/18/2023 17:17:48 -74.01, 86.03 107.42 90.01 66
2 09/18/2023 18:09:47 74.35,-104.60 72.79 09/18/2023 18:08:35 74.33,-105.83 72.86 36.82 72
3 09/18/2023 19:00:36 -74.59, 62.08 106.93 09/18/2023 18:59:35 -74.57, 62.07 106.93 2.36 61
4 09/18/2023 19:51:22 74.60,-130.63 73.10 09/18/2023 19:50:28 74.61,-130.54 73.12 2.75 54
5 09/18/2023 20:42:06 -74.60, 36.69 106.90 09/18/2023 20:41:33 -74.61, 36.69 106.88 1.56 33
6 09/18/2023 21:32:52 74.61,-156.02 73.13 09/18/2023 21:32:27 74.60,-156.06 73.14 1.23 25
7 09/18/2023 22:23:36 -74.60, 11.31 106.86 09/18/2023 22:23:32 -74.61, 11.18 106.85 3.89 4
8 09/18/2023 23:14:23 74.66, 178.47 73.22 09/18/2023 23:14:25 74.64, 178.56 73.20 3.34 2
9 09/19/2023 00:05:07 -74.66, -14.21 106.78 09/19/2023 00:05:30 -74.64, -14.20 106.79 1.27 23
10 09/19/2023 00:55:53 74.66, 153.08 73.25 09/19/2023 00:56:24 74.64, 153.05 73.22 3.11 31
11 09/19/2023 01:46:37 -74.66, -39.60 106.75 09/19/2023 01:47:28 -74.68, -39.58 106.74 2.66 51
12 09/19/2023 02:37:23 74.67, 127.69 73.28 09/19/2023 02:38:22 74.68, 127.67 73.28 1.11 59
13 09/19/2023 03:28:11 -74.86, -65.51 106.50 09/19/2023 03:29:24 -74.82, -64.69 106.60 24.38 73
14 09/19/2023 04:19:04 75.20, 100.81 73.91 09/19/2023 04:20:11 75.14, 103.56 73.69 78.49 67

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 9/9/2023
SNOs_Map_NOAA-21_NOAA-19_20230909.jpg

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

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