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: 5/4/2023
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 13:23:35 -70.58, 154.49 125.47 05/04/2023 13:23:55 -70.60, 154.55 125.46 2.83 20
2 05/04/2023 14:14:19 70.46, -38.00 54.40 05/04/2023 14:13:19 70.47, -37.98 54.41 1.05 60
3 05/07/2023 01:26:50 70.67, 153.55 53.91 05/07/2023 01:28:00 70.67, 153.61 53.91 2.24 70
4 05/07/2023 02:17:31 -70.53, -38.91 126.24 05/07/2023 02:17:26 -70.51, -38.97 126.26 2.98 5
5 05/07/2023 03:08:06 69.93, 129.32 53.13 05/07/2023 03:06:57 69.99, 127.94 53.23 53.08 69
6 05/09/2023 14:20:45 70.62, -39.87 53.18 05/09/2023 14:21:29 70.61, -39.88 53.16 1.47 44
7 05/09/2023 15:11:27 -70.54, 127.59 126.93 05/09/2023 15:10:54 -70.51, 127.62 126.95 3.15 33
8 05/12/2023 02:24:14 -71.58, -42.30 126.47 05/12/2023 02:25:20 -71.48, -39.58 126.65 96.47 66
9 05/12/2023 03:14:41 70.59, 126.70 52.48 05/12/2023 03:14:58 70.58, 126.67 52.47 1.45 17
10 05/12/2023 04:05:23 -70.49, -65.84 127.63 05/12/2023 04:04:23 -70.48, -65.81 127.64 1.95 60
11 05/14/2023 15:17:53 -70.67, 125.77 128.06 05/14/2023 15:19:03 -70.66, 125.75 128.07 0.78 70
12 05/14/2023 16:08:37 70.55, -66.74 51.82 05/14/2023 16:08:26 70.57, -66.73 51.83 1.74 11
13 05/14/2023 16:59:09 -69.94, 101.54 128.83 05/14/2023 16:57:59 -70.04, 100.16 128.69 53.64 70
14 05/17/2023 04:11:49 -70.64, -67.67 128.68 05/17/2023 04:12:31 -70.64, -67.68 128.69 0.49 42
15 05/17/2023 05:02:33 70.53, 99.81 51.20 05/17/2023 05:01:54 70.54, 99.83 51.21 1.04 39

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 5/4/2023
SNOs_Map_NOAA-21_TERRA_20230504.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 05/04/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA