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: 12/16/2024
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 12/16/2024 15:08:55 -73.15, 124.01 83.46 12/16/2024 15:10:06 -73.16, 123.91 83.46 3.52 71
2 12/16/2024 15:59:39 73.07, -68.52 96.47 12/16/2024 15:59:27 73.08, -68.57 96.48 2.06 12
3 12/16/2024 16:50:08 -72.30, 100.39 84.36 12/16/2024 16:49:02 -72.31, 97.66 84.24 92.31 66
4 12/19/2024 02:21:18 -73.18, -44.16 83.35 12/19/2024 02:22:08 -73.16, -44.13 83.37 2.03 50
5 12/19/2024 03:12:01 73.06, 123.42 96.53 12/19/2024 03:11:29 73.08, 123.37 96.55 2.78 32
6 12/21/2024 13:33:40 -73.17, 147.76 83.32 12/21/2024 13:34:09 -73.18, 147.85 83.33 3.03 29
7 12/21/2024 14:24:23 73.05, -44.67 96.55 12/21/2024 14:23:30 73.08, -44.66 96.59 3.55 53
8 12/23/2024 23:55:31 73.85, 170.80 97.40 12/23/2024 23:56:38 73.73, 173.28 97.18 78.00 67
9 12/24/2024 00:46:01 -73.13, -20.24 83.38 12/24/2024 00:46:10 -73.15, -20.25 83.37 2.54 9
10 12/24/2024 01:36:44 73.01, 147.33 96.49 12/24/2024 01:35:31 73.05, 147.22 96.55 5.70 73
11 12/26/2024 11:07:39 73.21, 4.16 96.65 12/26/2024 11:08:46 73.23, 4.22 96.66 2.78 67
12 12/26/2024 11:58:22 -73.14, 171.64 83.43 12/26/2024 11:58:09 -73.13, 171.68 83.44 1.78 13
13 12/28/2024 22:20:00 73.19,-163.88 96.52 12/28/2024 22:20:45 73.22,-163.85 96.54 3.44 45
14 12/28/2024 23:10:43 -73.12, 3.60 83.57 12/28/2024 23:10:08 -73.13, 3.63 83.56 1.46 35

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/16/2024
SNOs_Map_NOAA-21_TERRA_20241216.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/16/2024 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA