Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/22/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 08/31/2023 13:20:44 74.24, -31.51 65.88 08/31/2023 13:19:38 74.23, -34.40 66.08 87.34 66
2 08/31/2023 14:11:39 -74.76, 134.42 113.52 08/31/2023 14:10:32 -74.78, 134.38 113.48 2.35 67
3 08/31/2023 15:02:25 74.78, -58.32 66.52 08/31/2023 15:01:25 74.79, -58.30 66.55 1.47 60
4 08/31/2023 15:53:10 -74.81, 108.90 113.43 08/31/2023 15:52:30 -74.82, 109.01 113.42 3.32 40
5 08/31/2023 16:43:55 74.78, -83.71 66.55 08/31/2023 16:43:24 74.78, -83.82 66.57 3.08 31
6 08/31/2023 17:34:40 -74.82, 83.50 113.40 08/31/2023 17:34:29 -74.81, 83.50 113.40 0.86 11
7 08/31/2023 18:25:26 74.84,-109.24 66.64 08/31/2023 18:25:22 74.83,-109.19 66.62 2.10 4
8 08/31/2023 19:16:10 -74.83, 58.11 113.37 08/31/2023 19:16:27 -74.85, 58.13 113.35 3.02 17
9 08/31/2023 20:06:56 74.85,-134.63 66.67 08/31/2023 20:07:20 74.87,-134.56 66.68 3.08 24
10 08/31/2023 20:57:40 -74.83, 32.72 113.33 08/31/2023 20:58:26 -74.85, 32.62 113.32 3.28 46
11 08/31/2023 21:48:26 74.85,-160.02 66.70 08/31/2023 21:49:19 74.86,-160.07 66.70 1.59 53
12 08/31/2023 22:39:11 -74.89, 7.19 113.25 08/31/2023 22:40:24 -74.89, 7.25 113.27 1.68 73
13 08/31/2023 23:30:02 75.15, 173.76 67.07 08/31/2023 23:31:13 75.09, 175.13 66.91 39.53 71

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/22/2023
SNOs_Map_NOAA-20_NOAA-19_20230822.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 08/22/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and NOAA-19