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: 2/28/2023
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 -75.30, 34.66 100.19 03/10/2023 20:42:43 -75.29, 32.66 100.01 56.51 70
2 03/10/2023 21:34:45 75.60,-158.97 80.16 03/10/2023 21:33:39 75.62,-159.01 80.20 2.19 66
3 03/10/2023 22:25:30 -75.63, 8.26 99.82 03/10/2023 22:24:35 -75.62, 8.27 99.81 1.11 55
4 03/10/2023 23:16:16 75.66, 175.49 80.20 03/10/2023 23:15:38 75.64, 175.55 80.19 2.84 38
5 03/11/2023 00:07:00 -75.64, -17.14 99.84 03/11/2023 00:06:34 -75.64, -17.17 99.83 1.01 26
6 03/11/2023 00:57:46 75.66, 150.10 80.18 03/11/2023 00:57:37 75.65, 150.11 80.17 1.35 9
7 03/11/2023 01:48:30 -75.65, -42.53 99.86 03/11/2023 01:48:33 -75.66, -42.62 99.85 2.54 3
8 03/11/2023 02:39:16 75.67, 124.70 80.16 03/11/2023 02:39:36 75.67, 124.66 80.15 1.06 20
9 03/11/2023 03:30:01 -75.70, -68.07 99.83 03/11/2023 03:30:32 -75.67, -68.06 99.87 3.12 31
10 03/11/2023 04:20:46 75.68, 99.31 80.14 03/11/2023 04:21:35 75.68, 99.22 80.13 2.43 49
11 03/11/2023 05:11:31 -75.70, -93.47 99.85 03/11/2023 05:12:31 -75.69, -93.50 99.88 2.18 60
12 03/11/2023 06:02:19 75.82, 73.46 80.28 03/11/2023 06:03:32 75.79, 74.09 80.18 17.69 73
13 03/11/2023 06:53:13 -76.26,-120.72 99.20 03/11/2023 06:54:18 -76.23,-117.01 99.52 98.12 65

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 2/28/2023
SNOs_Map_NOAA-21_NOAA-19_20230228.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 02/28/2023 in txt file.

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