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: 11/13/2023
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 11/17/2023 14:21:47 73.89, -46.55 92.94 11/17/2023 14:20:37 73.87, -48.35 93.00 55.63 70
2 11/17/2023 15:12:38 -74.22, 119.94 86.70 11/17/2023 15:11:25 -74.22, 119.85 86.69 3.00 73
3 11/17/2023 16:03:24 74.24, -72.78 93.33 11/17/2023 16:02:28 74.24, -72.88 93.34 2.83 56
4 11/17/2023 16:54:09 -74.27, 94.44 86.63 11/17/2023 16:53:23 -74.26, 94.44 86.64 1.95 46
5 11/17/2023 17:44:55 74.29, -98.29 93.40 11/17/2023 17:44:26 74.27, -98.29 93.39 1.96 29
6 11/17/2023 18:35:39 -74.27, 69.06 86.61 11/17/2023 18:35:21 -74.29, 69.03 86.60 1.72 18
7 11/17/2023 19:26:25 74.29,-123.67 93.42 11/17/2023 19:26:24 74.30,-123.70 93.43 1.57 1
8 11/17/2023 20:17:10 -74.32, 43.56 86.54 11/17/2023 20:17:19 -74.32, 43.62 86.55 1.94 9
9 11/17/2023 21:07:56 74.34,-149.17 93.49 11/17/2023 21:08:22 74.33,-149.10 93.48 2.17 26
10 11/17/2023 21:58:40 -74.33, 18.18 86.52 11/17/2023 21:59:17 -74.35, 18.21 86.51 2.62 37
11 11/17/2023 22:49:26 74.34,-174.55 93.51 11/17/2023 22:50:20 74.36,-174.51 93.52 2.56 54
12 11/17/2023 23:40:11 -74.38, -7.32 86.45 11/17/2023 23:41:15 -74.38, -7.20 86.46 3.77 64
13 11/18/2023 00:31:03 74.68, 159.17 93.90 11/18/2023 00:32:13 74.63, 160.75 93.78 46.74 70

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/13/2023
SNOs_Map_NOAA-21_NOAA-19_20231113.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 11/13/2023 in txt file.

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