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: 12/30/2024
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 12/31/2024 09:32:21 73.18, 28.05 96.35 12/31/2024 09:32:43 73.17, 28.02 96.34 1.51 22
2 12/31/2024 10:23:04 -73.12,-164.51 83.72 12/31/2024 10:22:05 -73.12,-164.42 83.71 3.15 59
3 01/02/2025 19:54:04 -73.58, 51.75 83.42 01/02/2025 19:55:15 -73.45, 52.88 83.61 38.33 71
4 01/02/2025 20:44:41 73.14,-139.97 96.11 01/02/2025 20:44:39 73.17,-140.01 96.14 2.96 2
5 01/02/2025 21:35:18 -72.79, 28.11 84.28 01/02/2025 21:34:07 -72.81, 26.96 84.20 37.92 71
6 01/05/2025 07:06:18 -73.26,-115.62 84.01 01/05/2025 07:07:14 -73.24,-115.56 84.05 2.76 56
7 01/05/2025 07:57:02 73.18, 51.88 95.90 01/05/2025 07:56:34 73.16, 51.95 95.88 3.06 28
8 01/07/2025 18:18:36 -73.21, 76.41 84.36 01/07/2025 18:19:07 -73.23, 76.41 84.34 3.17 31
9 01/07/2025 19:09:20 73.12,-116.09 95.55 01/07/2025 19:08:27 73.14,-116.09 95.58 2.43 53
10 01/10/2025 04:40:22 73.72, 99.84 95.88 01/10/2025 04:41:31 73.61, 101.50 95.67 53.46 69
11 01/10/2025 05:30:56 -73.22, -91.70 84.69 01/10/2025 05:31:00 -73.22, -91.63 84.69 2.29 4
12 01/10/2025 06:21:35 72.88, 76.34 94.95 01/10/2025 06:20:23 72.96, 75.54 95.08 27.42 72
13 01/12/2025 15:52:32 73.25, -67.17 94.98 01/12/2025 15:53:29 73.26, -67.21 94.98 2.16 57
14 01/12/2025 16:43:15 -73.19, 100.27 85.09 01/12/2025 16:42:52 -73.20, 100.32 85.09 1.86 23

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/30/2024
SNOs_Map_NOAA-21_TERRA_20241231.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/30/2024 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA