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: 2/27/2023
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 03/10/2023 20:43:53 -75.24, 34.83 100.26 03/10/2023 20:42:44 -75.27, 32.58 100.03 63.78 69
2 03/10/2023 21:34:47 75.64,-159.09 80.21 03/10/2023 21:33:39 75.64,-158.94 80.22 4.08 68
3 03/10/2023 22:25:31 -75.62, 8.29 99.84 03/10/2023 22:24:35 -75.64, 8.34 99.80 2.87 56
4 03/10/2023 23:16:17 75.65, 175.52 80.19 03/10/2023 23:15:38 75.66, 175.62 80.20 2.95 39
5 03/11/2023 00:07:01 -75.63, -17.10 99.86 03/11/2023 00:06:34 -75.66, -17.10 99.82 3.62 27
6 03/11/2023 00:57:47 75.65, 150.13 80.16 03/11/2023 00:57:37 75.67, 150.18 80.18 2.59 10
7 03/11/2023 01:48:32 -75.68, -42.64 99.82 03/11/2023 01:48:33 -75.68, -42.54 99.83 2.82 1
8 03/11/2023 02:39:16 75.66, 124.73 80.14 03/11/2023 02:39:35 75.69, 124.73 80.17 3.24 19
9 03/11/2023 03:30:01 -75.69, -68.04 99.84 03/11/2023 03:30:31 -75.69, -67.98 99.85 1.59 30
10 03/11/2023 04:20:47 75.71, 99.19 80.18 03/11/2023 04:21:34 75.70, 99.29 80.15 2.93 47
11 03/11/2023 05:11:31 -75.69, -93.43 99.86 03/11/2023 05:12:30 -75.71, -93.43 99.87 1.73 59
12 03/11/2023 06:02:19 75.81, 73.50 80.27 03/11/2023 06:03:32 75.76, 74.01 80.16 14.90 73
13 03/11/2023 06:53:13 -76.25,-120.68 99.22 03/11/2023 06:54:18 -76.21,-117.10 99.54 94.84 65

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 2/27/2023
SNOs_Map_NOAA-21_NOAA-19_20230227.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 02/27/2023 in txt file.

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