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: 6/17/2023
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 18:29:29 -74.58, 70.00 128.48 06/21/2023 18:28:22 -74.60, 67.32 128.23 79.26 67
2 06/21/2023 19:20:25 75.08,-124.06 52.10 06/21/2023 19:19:15 75.06,-124.08 52.11 2.11 70
3 06/21/2023 20:11:09 -75.07, 43.28 127.91 06/21/2023 20:10:11 -75.07, 43.22 127.89 1.71 58
4 06/21/2023 21:01:55 75.08,-149.46 52.11 06/21/2023 21:01:13 75.11,-149.42 52.14 2.86 42
5 06/21/2023 21:52:40 -75.12, 17.75 127.85 06/21/2023 21:52:09 -75.12, 17.88 127.85 3.62 31
6 06/21/2023 22:43:25 75.09,-174.85 52.12 06/21/2023 22:43:12 75.11,-174.91 52.15 2.92 13
7 06/21/2023 23:34:10 -75.13, -7.64 127.84 06/21/2023 23:34:08 -75.12, -7.61 127.85 1.11 2
8 06/22/2023 00:24:56 75.14, 159.62 52.18 06/22/2023 00:25:11 75.11, 159.60 52.15 3.42 15
9 06/22/2023 01:15:40 -75.13, -33.03 127.84 06/22/2023 01:16:07 -75.12, -33.10 127.85 2.18 27
10 06/22/2023 02:06:26 75.15, 134.23 52.19 06/22/2023 02:07:09 75.16, 134.26 52.18 1.64 43
11 06/22/2023 02:57:10 -75.14, -58.42 127.83 06/22/2023 02:58:05 -75.17, -58.44 127.81 3.62 55
12 06/22/2023 03:47:56 75.16, 108.84 52.20 06/22/2023 03:49:08 75.16, 108.78 52.19 2.01 72
13 06/22/2023 04:38:48 -75.52, -84.95 127.37 06/22/2023 04:39:57 -75.49, -82.89 127.57 57.36 69

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 6/17/2023
SNOs_Map_NOAA-21_NOAA-19_20230617.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 06/17/2023 in txt file.

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