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: 8/18/2023
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 13:20:45 74.26, -31.56 65.90 08/31/2023 13:19:38 74.26, -34.30 66.11 82.77 67
2 08/31/2023 14:11:40 -74.78, 134.38 113.50 08/31/2023 14:10:33 -74.77, 134.35 113.49 1.10 67
3 08/31/2023 15:02:26 74.80, -58.37 66.54 08/31/2023 15:01:26 74.78, -58.34 66.54 2.40 60
4 08/31/2023 15:53:10 -74.78, 108.99 113.47 08/31/2023 15:52:31 -74.81, 108.98 113.43 3.00 39
5 08/31/2023 16:43:56 74.80, -83.76 66.57 08/31/2023 16:43:24 74.82, -83.71 66.59 2.18 32
6 08/31/2023 17:34:40 -74.84, 83.46 113.38 08/31/2023 17:34:29 -74.80, 83.47 113.41 3.72 11
7 08/31/2023 18:25:25 74.81,-109.16 66.61 08/31/2023 18:25:22 74.81,-109.22 66.61 1.93 3
8 08/31/2023 19:16:10 -74.84, 58.07 113.35 08/31/2023 19:16:27 -74.84, 58.10 113.35 1.02 17
9 08/31/2023 20:06:56 74.87,-134.68 66.69 08/31/2023 20:07:20 74.85,-134.59 66.67 2.95 24
10 08/31/2023 20:57:40 -74.85, 32.67 113.32 08/31/2023 20:58:26 -74.84, 32.59 113.33 2.67 46
11 08/31/2023 21:48:26 74.87,-160.08 66.73 08/31/2023 21:49:19 74.85,-160.11 66.69 2.89 53
12 08/31/2023 22:39:10 -74.86, 7.28 113.28 08/31/2023 22:40:24 -74.88, 7.22 113.28 3.10 74
13 08/31/2023 23:30:02 75.17, 173.71 67.09 08/31/2023 23:31:12 75.12, 175.23 66.94 43.87 70

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/18/2023
SNOs_Map_NOAA-20_NOAA-19_20230818.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 08/18/2023 in txt file.

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