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: 7/11/2023
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 07/11/2023 16:21:11 70.80, -70.34 48.77 07/11/2023 16:21:51 70.83, -70.32 48.79 3.23 40
2 07/11/2023 17:11:53 -70.70, 97.13 131.33 07/11/2023 17:11:17 -70.72, 97.16 131.31 1.93 36
3 07/14/2023 04:24:30 -71.39, -72.14 130.24 07/14/2023 04:25:39 -71.27, -70.65 130.45 54.88 69
4 07/14/2023 05:15:04 70.77, 96.23 49.10 07/14/2023 05:15:08 70.79, 96.27 49.12 2.58 4
5 07/14/2023 06:05:46 -70.67, -96.30 131.00 07/14/2023 06:04:34 -70.68, -96.24 130.98 2.33 72
6 07/16/2023 17:18:13 -70.85, 95.31 130.42 07/16/2023 17:19:03 -70.83, 95.33 130.45 2.25 50
7 07/16/2023 18:08:57 70.75, -97.21 49.48 07/16/2023 18:08:25 70.73, -97.15 49.47 2.98 32
8 07/19/2023 05:21:36 71.56, 93.30 50.78 07/19/2023 05:22:43 71.46, 95.33 50.58 72.30 67
9 07/19/2023 06:12:05 -70.78, -98.04 130.06 07/19/2023 06:12:19 -70.81, -98.04 130.03 3.66 14
10 07/19/2023 07:02:49 70.68, 69.43 49.85 07/19/2023 07:01:42 70.66, 69.39 49.84 2.96 67
11 07/21/2023 18:15:16 70.87, -98.98 50.51 07/21/2023 18:16:09 70.88, -98.93 50.51 2.28 53
12 07/21/2023 19:05:58 -70.76, 68.51 129.60 07/21/2023 19:05:35 -70.77, 68.56 129.59 1.99 23
13 07/24/2023 07:09:07 70.81, 67.64 50.96 07/24/2023 07:09:24 70.82, 67.65 50.97 1.57 17
14 07/24/2023 07:59:49 -70.70,-124.86 129.15 07/24/2023 07:58:50 -70.71,-124.87 129.13 1.56 59

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 7/11/2023
SNOs_Map_NOAA-21_TERRA_20230711.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 07/11/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA