Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/31/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 01/31/2025 03:53:18 72.55, 113.46 90.12 01/31/2025 03:52:10 72.58, 111.53 90.29 64.30 68
2 02/02/2025 13:24:26 73.17, -30.57 90.12 02/02/2025 13:25:04 73.17, -30.67 90.12 3.11 38
3 02/02/2025 14:15:09 -73.11, 136.87 89.96 02/02/2025 14:14:27 -73.11, 136.87 89.95 0.19 42
4 02/04/2025 23:46:13 -73.58, -6.91 90.15 02/04/2025 23:47:23 -73.49, -5.67 90.33 40.25 70
5 02/05/2025 00:36:50 73.14, 161.38 89.36 02/05/2025 00:36:47 73.16, 161.34 89.38 3.00 3
6 02/05/2025 01:27:26 -72.73, -30.43 91.11 02/05/2025 01:26:16 -72.78, -31.73 90.96 43.15 70
7 02/07/2025 10:58:31 -73.21,-174.19 91.32 02/07/2025 10:59:11 -73.24,-174.16 91.31 2.90 40
8 02/07/2025 11:49:15 73.12, -6.68 88.58 02/07/2025 11:48:31 73.11, -6.73 88.58 1.59 44
9 02/09/2025 21:20:18 73.51,-150.28 88.25 02/09/2025 21:21:29 73.37,-149.53 88.04 28.48 71
10 02/09/2025 22:10:56 -73.20, 17.73 92.11 02/09/2025 22:10:54 -73.20, 17.80 92.12 2.26 2
11 02/09/2025 23:01:30 72.61,-173.70 87.22 02/09/2025 23:00:21 72.70,-175.48 87.45 59.78 69
12 02/12/2025 08:32:38 73.26, 42.18 87.16 02/12/2025 08:33:13 73.24, 42.25 87.12 3.08 35
13 02/12/2025 09:23:20 -73.15,-150.27 92.98 02/12/2025 09:22:36 -73.17,-150.22 92.95 2.86 44

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/31/2025
SNOs_Map_NOAA-20_TERRA_20250131.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/31/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA