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: 6/18/2023
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 06/21/2023 18:29:30 -74.61, 69.93 128.44 06/21/2023 18:28:22 -74.62, 67.38 128.21 75.22 68
2 06/21/2023 19:20:25 75.06,-124.01 52.08 06/21/2023 19:19:15 75.08,-124.02 52.12 2.34 70
3 06/21/2023 20:11:10 -75.10, 43.20 127.88 06/21/2023 20:10:11 -75.09, 43.28 127.87 2.49 59
4 06/21/2023 21:01:55 75.11,-149.54 52.14 06/21/2023 21:01:13 75.08,-149.51 52.12 3.49 42
5 06/21/2023 21:52:39 -75.10, 17.81 127.87 06/21/2023 21:52:09 -75.09, 17.79 127.87 1.33 30
6 06/21/2023 22:43:25 75.12,-174.93 52.15 06/21/2023 22:43:11 75.13,-174.85 52.16 2.67 14
7 06/21/2023 23:34:09 -75.11, -7.59 127.86 06/21/2023 23:34:08 -75.09, -7.70 127.87 3.57 1
8 06/22/2023 00:24:55 75.12, 159.68 52.16 06/22/2023 00:25:10 75.13, 159.67 52.16 1.09 15
9 06/22/2023 01:15:40 -75.16, -33.12 127.80 06/22/2023 01:16:06 -75.14, -33.04 127.83 3.12 26
10 06/22/2023 02:06:25 75.13, 134.29 52.17 06/22/2023 02:07:09 75.14, 134.18 52.17 3.15 44
11 06/22/2023 02:57:10 -75.17, -58.51 127.79 06/22/2023 02:58:05 -75.14, -58.53 127.83 2.72 55
12 06/22/2023 03:47:56 75.18, 108.76 52.23 06/22/2023 03:49:07 75.18, 108.84 52.20 2.33 71
13 06/22/2023 04:38:48 -75.55, -85.04 127.34 06/22/2023 04:39:57 -75.47, -82.98 127.59 57.97 69

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 6/18/2023
SNOs_Map_NOAA-21_NOAA-19_20230618.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 06/18/2023 in txt file.

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