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: 3/22/2024
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 03/23/2024 19:45:20 72.46,-124.34 71.16 03/23/2024 19:46:28 72.32,-122.39 70.92 67.18 68
2 03/23/2024 20:35:50 -71.74, 44.36 109.63 03/23/2024 20:36:01 -71.76, 44.29 109.62 2.88 11
3 03/23/2024 21:26:35 71.69,-148.24 70.30 03/23/2024 21:25:23 71.67,-148.19 70.29 3.05 72
4 03/26/2024 07:48:28 -72.27,-124.74 110.05 03/26/2024 07:49:38 -72.14,-123.53 110.25 43.66 70
5 03/26/2024 08:39:04 71.76, 43.53 69.40 03/26/2024 08:39:05 71.78, 43.53 69.42 2.46 1
6 03/26/2024 09:29:44 -71.55,-148.77 110.85 03/26/2024 09:28:31 -71.59,-149.13 110.78 13.32 73
7 03/28/2024 19:51:35 71.94,-124.92 68.62 03/28/2024 19:52:46 71.91,-124.73 68.56 7.57 71
8 03/28/2024 20:42:16 -71.78, 42.70 111.57 03/28/2024 20:42:11 -71.77, 42.70 111.58 1.27 5
9 03/28/2024 21:32:50 71.17,-148.90 67.76 03/28/2024 21:31:41 71.25,-150.48 67.93 57.46 69
10 03/31/2024 07:54:45 -71.86,-125.57 112.45 03/31/2024 07:55:52 -71.85,-125.63 112.47 2.56 67
11 03/31/2024 08:45:29 71.77, 41.91 67.45 03/31/2024 08:45:14 71.77, 41.90 67.44 0.68 15
12 03/31/2024 09:35:57 -70.94,-149.30 113.46 03/31/2024 09:34:50 -71.03,-151.63 113.25 85.02 67
13 04/02/2024 19:57:58 71.87,-126.38 66.60 04/02/2024 19:58:54 71.87,-126.40 66.58 0.86 56
14 04/02/2024 20:48:40 -71.76, 41.15 113.55 04/02/2024 20:48:18 -71.78, 41.11 113.52 2.62 22

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 3/22/2024
SNOs_Map_NOAA-21_TERRA_20240322.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 03/22/2024 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA