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: 12/22/2023
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 12/22/2023 04:56:49 71.87, 98.82 95.31 12/22/2023 04:57:59 71.76, 100.10 95.16 45.84 70
2 12/22/2023 05:47:23 -71.36, -92.94 85.23 12/22/2023 05:47:29 -71.34, -92.93 85.25 2.64 6
3 12/22/2023 06:38:05 71.14, 74.74 94.56 12/22/2023 06:36:53 71.18, 74.48 94.60 9.93 72
4 12/24/2023 17:50:35 71.38, -93.78 94.79 12/24/2023 17:50:51 71.35, -93.78 94.76 2.99 16
5 12/24/2023 18:41:17 -71.29, 73.70 85.32 12/24/2023 18:40:15 -71.26, 73.73 85.34 2.91 62
6 12/27/2023 05:53:45 -71.43, -94.65 85.24 12/27/2023 05:54:13 -71.41, -94.57 85.26 3.42 28
7 12/27/2023 06:44:28 71.27, 72.94 94.60 12/27/2023 06:43:36 71.30, 72.92 94.64 3.43 52
8 12/29/2023 17:56:55 71.42, -95.43 94.65 12/29/2023 17:57:33 71.41, -95.44 94.63 1.47 38
9 12/29/2023 18:47:37 -71.32, 72.06 85.46 12/29/2023 18:46:57 -71.32, 72.08 85.46 0.76 40
10 01/01/2024 06:00:04 -71.43, -96.23 85.51 01/01/2024 06:00:54 -71.46, -96.23 85.49 3.19 50
11 01/01/2024 06:50:48 71.32, 71.26 94.38 01/01/2024 06:50:17 71.34, 71.24 94.40 1.56 31
12 01/03/2024 18:03:15 71.44, -97.04 94.30 01/03/2024 18:04:14 71.43, -97.13 94.28 3.30 59
13 01/03/2024 18:53:57 -71.34, 70.45 85.82 01/03/2024 18:53:38 -71.36, 70.40 85.80 2.42 19

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/22/2023
SNOs_Map_NOAA-21_TERRA_20231222.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/22/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA