Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/3/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 05/04/2023 12:33:10 71.56, -14.48 55.57 05/04/2023 12:34:16 71.47, -11.76 55.40 96.44 66
2 05/04/2023 13:23:35 -70.59, 154.48 125.46 05/04/2023 13:23:55 -70.59, 154.54 125.46 2.17 20
3 05/04/2023 14:14:19 70.47, -38.01 54.40 05/04/2023 14:13:19 70.46, -38.00 54.40 0.98 60
4 05/07/2023 01:26:50 70.67, 153.54 53.92 05/07/2023 01:28:00 70.66, 153.59 53.90 2.32 70
5 05/07/2023 02:17:31 -70.54, -38.92 126.24 05/07/2023 02:17:25 -70.56, -38.91 126.22 2.59 6
6 05/07/2023 03:08:06 69.94, 129.31 53.14 05/07/2023 03:06:56 70.03, 128.00 53.27 51.09 70
7 05/09/2023 14:20:46 70.63, -39.88 53.18 05/09/2023 14:21:29 70.65, -39.82 53.20 3.15 43
8 05/09/2023 15:11:26 -70.49, 127.67 126.98 05/09/2023 15:10:54 -70.50, 127.60 126.97 2.50 32
9 05/12/2023 02:24:14 -71.59, -42.31 126.47 05/12/2023 02:25:20 -71.46, -39.62 126.67 95.95 66
10 05/12/2023 03:14:41 70.59, 126.70 52.48 05/12/2023 03:14:57 70.61, 126.73 52.50 2.49 16
11 05/12/2023 04:05:23 -70.50, -65.84 127.63 05/12/2023 04:04:22 -70.51, -65.76 127.61 3.31 61
12 05/14/2023 15:17:53 -70.67, 125.77 128.06 05/14/2023 15:19:02 -70.69, 125.79 128.04 2.67 69
13 05/14/2023 16:08:37 70.56, -66.74 51.82 05/14/2023 16:08:26 70.54, -66.77 51.81 2.07 11
14 05/14/2023 16:59:09 -69.94, 101.54 128.83 05/14/2023 16:57:59 -70.01, 100.13 128.72 54.38 70

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 5/3/2023
SNOs_Map_NOAA-21_TERRA_20230503.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 05/03/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA