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: 9/16/2023
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 09/18/2023 17:18:54 -73.99, 89.00 107.63 09/18/2023 17:17:48 -74.01, 86.02 107.43 91.47 66
2 09/18/2023 18:09:47 74.33,-104.55 72.77 09/18/2023 18:08:36 74.29,-105.95 72.82 42.49 71
3 09/18/2023 19:00:36 -74.58, 62.12 106.95 09/18/2023 18:59:35 -74.57, 62.06 106.94 1.99 61
4 09/18/2023 19:51:22 74.58,-130.57 73.07 09/18/2023 19:50:29 74.57,-130.67 73.08 3.27 53
5 09/18/2023 20:42:06 -74.58, 36.73 106.91 09/18/2023 20:41:33 -74.61, 36.68 106.88 3.29 33
6 09/18/2023 21:32:53 74.63,-156.09 73.16 09/18/2023 21:32:27 74.61,-156.05 73.14 3.06 26
7 09/18/2023 22:23:37 -74.64, 11.22 106.83 09/18/2023 22:23:31 -74.65, 11.30 106.82 2.80 6
8 09/18/2023 23:14:23 74.64, 178.52 73.19 09/18/2023 23:14:25 74.65, 178.57 73.20 1.69 2
9 09/19/2023 00:05:07 -74.64, -14.17 106.79 09/19/2023 00:05:30 -74.64, -14.22 106.80 1.36 23
10 09/19/2023 00:55:53 74.64, 153.14 73.22 09/19/2023 00:56:24 74.64, 153.05 73.22 2.46 31
11 09/19/2023 01:46:38 -74.69, -39.69 106.71 09/19/2023 01:47:28 -74.68, -39.60 106.74 3.06 50
12 09/19/2023 02:37:24 74.70, 127.62 73.31 09/19/2023 02:38:22 74.68, 127.68 73.28 2.43 58
13 09/19/2023 03:28:11 -74.84, -65.47 106.51 09/19/2023 03:29:24 -74.81, -64.70 106.60 22.65 73
14 09/19/2023 04:19:04 75.18, 100.87 73.89 09/19/2023 04:20:11 75.14, 103.56 73.69 76.68 67

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 9/16/2023
SNOs_Map_NOAA-21_NOAA-19_20230916.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 09/16/2023 in txt file.

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