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: 7/5/2023
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 07/06/2023 12:53:06 74.41, -25.48 52.14 07/06/2023 12:52:01 74.39, -28.72 52.41 97.02 65
2 07/06/2023 13:44:00 -74.89, 140.55 127.31 07/06/2023 13:42:46 -74.86, 139.91 127.25 18.81 74
3 07/06/2023 14:34:48 75.00, -52.46 52.83 07/06/2023 14:33:47 75.00, -52.44 52.85 0.70 61
4 07/06/2023 15:25:32 -74.99, 114.89 127.18 07/06/2023 15:24:42 -75.00, 114.84 127.15 2.21 50
5 07/06/2023 16:16:18 75.01, -77.85 52.85 07/06/2023 16:15:46 75.00, -77.93 52.86 2.30 32
6 07/06/2023 17:07:03 -75.04, 89.36 127.11 07/06/2023 17:06:40 -75.05, 89.49 127.11 3.84 23
7 07/06/2023 17:57:49 75.06,-103.38 52.92 07/06/2023 17:57:44 75.05,-103.28 52.90 3.15 5
8 07/06/2023 18:48:33 -75.05, 63.96 127.09 07/06/2023 18:48:39 -75.05, 64.00 127.10 0.96 6
9 07/06/2023 19:39:19 75.07,-128.78 52.93 07/06/2023 19:39:43 75.05,-128.77 52.91 1.85 24
10 07/06/2023 20:30:03 -75.06, 38.57 127.08 07/06/2023 20:30:38 -75.05, 38.50 127.09 1.93 35
11 07/06/2023 21:20:49 75.07,-154.17 52.95 07/06/2023 21:21:41 75.10,-154.12 52.95 2.98 52
12 07/06/2023 22:11:34 -75.11, 13.04 127.01 07/06/2023 22:12:36 -75.10, 13.16 127.05 3.66 62
13 07/06/2023 23:02:25 75.37, 179.59 53.30 07/06/2023 23:03:35 75.33,-178.88 53.13 43.16 70

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/5/2023
SNOs_Map_NOAA-21_NOAA-19_20230705.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 07/05/2023 in txt file.

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