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: 4/1/2023
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 04/09/2023 02:44:52 -75.20, -55.39 111.82 04/09/2023 02:43:41 -75.18, -57.04 111.70 47.04 71
2 04/09/2023 03:35:43 75.46, 111.15 68.47 04/09/2023 03:34:31 75.47, 111.18 68.51 1.68 72
3 04/09/2023 04:26:27 -75.45, -81.51 111.56 04/09/2023 04:25:34 -75.46, -81.62 111.52 3.45 53
4 04/09/2023 05:17:13 75.47, 85.74 68.46 04/09/2023 05:16:30 75.48, 85.72 68.49 1.71 43
5 04/09/2023 06:07:58 -75.51,-107.06 111.51 04/09/2023 06:07:33 -75.47,-107.08 111.54 3.72 25
6 04/09/2023 06:58:43 75.48, 60.34 68.45 04/09/2023 06:58:29 75.49, 60.26 68.47 2.73 14
7 04/09/2023 07:49:28 -75.52,-132.46 111.53 04/09/2023 07:49:31 -75.53,-132.38 111.52 2.65 3
8 04/09/2023 08:40:14 75.54, 34.78 68.49 04/09/2023 08:40:28 75.50, 34.80 68.45 3.68 14
9 04/09/2023 09:30:58 -75.53,-157.87 111.54 04/09/2023 09:31:30 -75.54,-157.84 111.54 1.76 32
10 04/09/2023 10:21:44 75.55, 9.38 68.47 04/09/2023 10:22:26 75.56, 9.49 68.46 3.39 42
11 04/09/2023 11:12:28 -75.54, 176.73 111.56 04/09/2023 11:13:29 -75.55, 176.70 111.56 1.80 61
12 04/09/2023 12:03:14 75.56, -16.03 68.46 04/09/2023 12:04:25 75.57, -15.97 68.45 2.16 71

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/1/2023
SNOs_Map_NOAA-21_NOAA-19_20230402.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 04/01/2023 in txt file.

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