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: 6/20/2023
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 -74.60, 69.96 128.46 06/21/2023 18:28:21 -74.63, 67.40 128.21 75.52 68
2 06/21/2023 19:20:25 75.09,-124.11 52.12 06/21/2023 19:19:14 75.09,-123.99 52.13 3.35 71
3 06/21/2023 20:11:09 -75.09, 43.23 127.89 06/21/2023 20:10:10 -75.10, 43.30 127.87 2.45 59
4 06/21/2023 21:01:55 75.10,-149.50 52.13 06/21/2023 21:01:13 75.09,-149.48 52.13 1.00 42
5 06/21/2023 21:52:39 -75.09, 17.84 127.88 06/21/2023 21:52:09 -75.10, 17.82 127.87 1.06 30
6 06/21/2023 22:43:25 75.10,-174.89 52.13 06/21/2023 22:43:12 75.09,-174.96 52.13 2.39 13
7 06/21/2023 23:34:09 -75.10, -7.55 127.88 06/21/2023 23:34:08 -75.10, -7.67 127.86 3.43 1
8 06/22/2023 00:24:55 75.11, 159.72 52.14 06/22/2023 00:25:10 75.14, 159.70 52.17 3.63 15
9 06/22/2023 01:15:40 -75.15, -33.08 127.81 06/22/2023 01:16:06 -75.15, -33.02 127.83 1.91 26
10 06/22/2023 02:06:26 75.16, 134.19 52.21 06/22/2023 02:07:09 75.15, 134.21 52.17 2.22 43
11 06/22/2023 02:57:10 -75.16, -58.47 127.81 06/22/2023 02:58:05 -75.15, -58.50 127.83 1.04 55
12 06/22/2023 03:47:56 75.17, 108.80 52.21 06/22/2023 03:49:08 75.15, 108.72 52.17 3.28 72
13 06/22/2023 04:38:48 -75.54, -85.01 127.35 06/22/2023 04:39:57 -75.47, -82.96 127.59 57.40 69

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 6/20/2023
SNOs_Map_NOAA-21_NOAA-19_20230620.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 06/20/2023 in txt file.

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