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: 9/17/2023
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 09/18/2023 17:18:54 -74.02, 88.92 107.59 09/18/2023 17:17:47 -74.02, 86.06 107.41 87.77 67
2 09/18/2023 18:09:46 74.31,-104.50 72.75 09/18/2023 18:08:35 74.31,-105.91 72.84 42.41 71
3 09/18/2023 19:00:35 -74.56, 62.16 106.96 09/18/2023 18:59:34 -74.58, 62.10 106.92 3.06 61
4 09/18/2023 19:51:22 74.61,-130.65 73.11 09/18/2023 19:50:28 74.58,-130.63 73.09 3.20 54
5 09/18/2023 20:42:06 -74.62, 36.65 106.88 09/18/2023 20:41:32 -74.62, 36.72 106.87 2.30 34
6 09/18/2023 21:32:52 74.61,-156.04 73.14 09/18/2023 21:32:26 74.62,-156.01 73.15 1.21 26
7 09/18/2023 22:23:36 -74.62, 11.26 106.85 09/18/2023 22:23:31 -74.62, 11.20 106.85 1.76 5
8 09/18/2023 23:14:22 74.62, 178.57 73.17 09/18/2023 23:14:25 74.61, 178.48 73.17 2.90 3
9 09/19/2023 00:05:07 -74.67, -14.26 106.76 09/19/2023 00:05:29 -74.66, -14.18 106.79 3.03 22
10 09/19/2023 00:55:53 74.67, 153.05 73.26 09/19/2023 00:56:23 74.65, 153.10 73.23 2.38 30
11 09/19/2023 01:46:37 -74.68, -39.64 106.73 09/19/2023 01:47:27 -74.69, -39.56 106.73 3.14 50
12 09/19/2023 02:37:23 74.68, 127.67 73.29 09/19/2023 02:38:21 74.69, 127.72 73.29 2.37 58
13 09/19/2023 03:28:11 -74.87, -65.56 106.48 09/19/2023 03:29:23 -74.83, -64.66 106.59 26.60 72
14 09/19/2023 04:19:03 75.16, 100.93 73.87 09/19/2023 04:20:10 75.15, 103.60 73.71 76.34 67

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 9/17/2023
SNOs_Map_NOAA-21_NOAA-19_20230917.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 09/17/2023 in txt file.

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