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: 3/23/2023
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 03/25/2023 11:44:27 75.25, -10.39 73.93 03/25/2023 11:43:17 75.25, -12.16 74.09 50.36 70
2 03/25/2023 12:35:17 -75.53, 156.09 105.77 03/25/2023 12:34:10 -75.52, 155.97 105.74 3.30 67
3 03/25/2023 13:26:03 75.54, -36.65 74.24 03/25/2023 13:25:10 75.54, -36.72 74.26 1.93 53
4 03/25/2023 14:16:48 -75.58, 130.54 105.73 03/25/2023 14:16:08 -75.58, 130.68 105.73 3.64 40
5 03/25/2023 15:07:33 75.55, -62.05 74.23 03/25/2023 15:07:09 75.55, -62.17 74.24 3.33 24
6 03/25/2023 15:58:18 -75.59, 105.14 105.75 03/25/2023 15:58:07 -75.59, 105.23 105.74 2.36 11
7 03/25/2023 16:49:04 75.61, -87.60 74.26 03/25/2023 16:49:07 75.61, -87.47 74.26 3.65 3
8 03/25/2023 17:39:48 -75.60, 79.74 105.77 03/25/2023 17:40:06 -75.61, 79.78 105.76 1.47 18
9 03/25/2023 18:30:34 75.61,-113.00 74.25 03/25/2023 18:31:06 75.62,-112.92 74.24 2.44 32
10 03/25/2023 19:21:18 -75.61, 54.34 105.78 03/25/2023 19:22:05 -75.62, 54.33 105.78 1.74 47
11 03/25/2023 20:12:04 75.62,-138.40 74.23 03/25/2023 20:13:05 75.64,-138.37 74.22 1.73 61
12 03/25/2023 21:02:49 -75.66, 28.80 105.75 03/25/2023 21:04:04 -75.63, 28.88 105.80 3.75 75

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/23/2023
SNOs_Map_NOAA-21_NOAA-19_20230323.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 03/23/2023 in txt file.

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