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: 7/9/2023
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 07/18/2023 01:05:12 -74.83, -29.08 125.81 07/18/2023 01:04:00 -74.78, -30.29 125.74 35.62 72
2 07/18/2023 01:56:01 75.00, 137.76 54.40 07/18/2023 01:54:58 75.01, 137.62 54.44 4.13 63
3 07/18/2023 02:46:46 -75.03, -55.01 125.57 07/18/2023 02:45:54 -75.01, -55.09 125.56 2.68 52
4 07/18/2023 03:37:32 75.05, 112.24 54.47 07/18/2023 03:36:56 75.05, 112.27 54.48 0.95 36
5 07/18/2023 04:28:17 -75.08, -80.53 125.50 07/18/2023 04:27:52 -75.06, -80.44 125.51 3.25 25
6 07/18/2023 05:19:02 75.05, 86.85 54.49 07/18/2023 05:18:55 75.05, 86.77 54.49 2.28 7
7 07/18/2023 06:09:47 -75.08,-105.92 125.48 07/18/2023 06:09:51 -75.06,-105.94 125.50 2.53 4
8 07/18/2023 07:00:33 75.11, 61.32 54.56 07/18/2023 07:00:53 75.10, 61.42 54.54 2.80 20
9 07/18/2023 07:51:17 -75.09,-131.30 125.46 07/18/2023 07:51:49 -75.11,-131.29 125.45 2.22 32
10 07/18/2023 08:42:03 75.11, 35.94 54.58 07/18/2023 08:42:52 75.10, 35.92 54.55 1.56 49
11 07/18/2023 09:32:47 -75.09,-156.69 125.44 07/18/2023 09:33:48 -75.11,-156.78 125.44 3.16 61
12 07/18/2023 10:23:36 75.26, 10.13 54.76 07/18/2023 10:24:49 75.19, 10.71 54.63 18.18 73
13 07/18/2023 11:14:30 -75.71, 176.06 124.70 07/18/2023 11:15:35 -75.65, 179.50 125.02 94.80 65

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/9/2023
SNOs_Map_NOAA-20_NOAA-19_20230709.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 07/09/2023 in txt file.

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