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: 6/27/2023
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 06/29/2023 01:33:13 70.79, 151.67 47.57 06/29/2023 01:34:10 70.81, 151.71 47.57 2.33 57
2 06/29/2023 02:23:55 -70.70, -40.85 132.54 06/29/2023 02:23:36 -70.71, -40.80 132.53 2.19 19
3 07/01/2023 14:27:06 70.74, -41.72 47.67 07/01/2023 14:27:29 70.76, -41.72 47.68 1.86 23
4 07/01/2023 15:17:48 -70.65, 125.76 132.44 07/01/2023 15:16:55 -70.66, 125.78 132.42 1.82 53
5 07/04/2023 02:30:16 -70.85, -42.69 132.02 07/04/2023 02:31:25 -70.84, -42.61 132.05 3.06 69
6 07/04/2023 03:20:59 70.70, 124.87 47.82 07/04/2023 03:20:48 70.68, 124.81 47.81 3.03 11
7 07/04/2023 04:11:32 -70.13, -66.90 132.78 07/04/2023 04:10:22 -70.15, -68.31 132.69 53.26 70
8 07/06/2023 15:24:08 -70.82, 123.90 131.82 07/06/2023 15:24:42 -70.79, 123.97 131.85 3.42 34
9 07/06/2023 16:14:51 70.67, -68.55 48.03 07/06/2023 16:14:04 70.69, -68.53 48.05 2.19 47
10 07/09/2023 03:27:21 71.00, 122.80 48.66 07/09/2023 03:28:32 70.92, 123.17 48.55 15.71 71
11 07/09/2023 04:18:00 -70.73, -69.44 131.63 07/09/2023 04:18:00 -70.72, -69.49 131.64 2.47 0
12 07/09/2023 05:08:38 70.32, 98.52 47.95 07/09/2023 05:07:26 70.39, 97.69 48.06 32.04 72

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 6/27/2023
SNOs_Map_NOAA-21_TERRA_20230627.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 06/27/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA