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: 5/1/2023
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 05/02/2023 00:29:39 -70.63, -12.08 124.67 05/02/2023 00:30:25 -70.63, -12.01 124.68 2.63 46
2 05/02/2023 01:20:23 70.50, 155.42 55.19 05/02/2023 01:19:49 70.49, 155.45 55.18 1.64 34
3 05/04/2023 12:33:10 71.59, -14.54 55.61 05/04/2023 12:34:15 71.49, -11.73 55.42 99.59 65
4 05/04/2023 13:23:34 -70.57, 154.53 125.49 05/04/2023 13:23:55 -70.56, 154.50 125.49 0.98 21
5 05/04/2023 14:14:18 70.44, -37.97 54.38 05/04/2023 14:13:19 70.43, -38.04 54.37 3.21 59
6 05/07/2023 01:26:49 70.65, 153.57 53.90 05/07/2023 01:28:00 70.63, 153.54 53.87 2.87 71
7 05/07/2023 02:17:30 -70.51, -38.88 126.26 05/07/2023 02:17:25 -70.53, -38.95 126.24 3.23 5
8 05/07/2023 03:08:06 69.97, 129.27 53.17 05/07/2023 03:06:56 70.00, 127.96 53.24 49.97 70
9 05/09/2023 14:20:45 70.61, -39.85 53.16 05/09/2023 14:21:29 70.62, -39.87 53.16 1.25 44
10 05/09/2023 15:11:27 -70.52, 127.62 126.95 05/09/2023 15:10:54 -70.52, 127.64 126.94 0.85 33
11 05/12/2023 02:24:14 -71.57, -42.27 126.49 05/12/2023 02:25:20 -71.49, -39.57 126.64 95.57 66
12 05/12/2023 03:14:41 70.57, 126.72 52.47 05/12/2023 03:14:58 70.58, 126.68 52.47 1.72 17
13 05/12/2023 04:05:23 -70.48, -65.81 127.65 05/12/2023 04:04:23 -70.48, -65.81 127.64 0.51 60
14 05/14/2023 15:17:53 -70.65, 125.80 128.07 05/14/2023 15:19:03 -70.66, 125.75 128.07 1.91 70
15 05/14/2023 16:08:37 70.54, -66.72 51.81 05/14/2023 16:08:26 70.56, -66.73 51.83 2.28 11

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 5/1/2023
SNOs_Map_NOAA-21_TERRA_20230501.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 05/01/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA