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: 3/8/2023
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 -75.31, 34.62 100.18 03/10/2023 20:42:43 -75.28, 32.62 100.02 56.48 70
2 03/10/2023 21:34:45 75.61,-158.99 80.17 03/10/2023 21:33:39 75.62,-159.03 80.20 1.50 66
3 03/10/2023 22:25:30 -75.65, 8.21 99.81 03/10/2023 22:24:35 -75.61, 8.23 99.82 3.51 55
4 03/10/2023 23:16:15 75.62, 175.62 80.15 03/10/2023 23:15:38 75.63, 175.53 80.19 3.13 37
5 03/11/2023 00:07:00 -75.65, -17.18 99.83 03/11/2023 00:06:34 -75.63, -17.21 99.84 2.63 26
6 03/11/2023 00:57:46 75.67, 150.07 80.18 03/11/2023 00:57:37 75.65, 150.09 80.17 2.34 9
7 03/11/2023 01:48:30 -75.66, -42.58 99.85 03/11/2023 01:48:33 -75.65, -42.66 99.85 2.64 3
8 03/11/2023 02:39:16 75.68, 124.68 80.16 03/11/2023 02:39:36 75.66, 124.64 80.15 1.70 20
9 03/11/2023 03:30:00 -75.67, -67.97 99.87 03/11/2023 03:30:32 -75.66, -68.10 99.87 3.52 32
10 03/11/2023 04:20:46 75.68, 99.28 80.14 03/11/2023 04:21:35 75.68, 99.20 80.13 2.36 49
11 03/11/2023 05:11:31 -75.72, -93.52 99.83 03/11/2023 05:12:30 -75.72, -93.39 99.86 3.59 59
12 03/11/2023 06:02:19 75.83, 73.43 80.29 03/11/2023 06:03:32 75.78, 74.07 80.18 18.00 73
13 03/11/2023 06:53:13 -76.28,-120.77 99.18 03/11/2023 06:54:18 -76.22,-117.06 99.53 98.36 65

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/8/2023
SNOs_Map_NOAA-21_NOAA-19_20230308.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 03/08/2023 in txt file.

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