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: 8/23/2023
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 08/23/2023 12:51:36 71.81, -19.68 60.47 08/23/2023 12:52:42 71.68, -17.21 60.24 87.20 66
2 08/23/2023 13:42:02 -70.89, 149.24 120.50 08/23/2023 13:42:19 -70.91, 149.21 120.49 2.08 17
3 08/23/2023 14:32:47 70.83, -43.33 59.44 08/23/2023 14:31:42 70.83, -43.25 59.45 2.99 65
4 08/26/2023 01:45:17 70.98, 148.29 60.44 08/26/2023 01:46:12 70.98, 148.31 60.43 0.77 55
5 08/26/2023 02:35:58 -70.84, -44.16 119.70 08/26/2023 02:35:37 -70.86, -44.22 119.68 2.81 21
6 08/28/2023 14:39:12 70.93, -45.12 61.28 08/28/2023 14:39:28 70.95, -45.08 61.28 2.07 16
7 08/28/2023 15:29:54 -70.85, 122.35 118.81 08/28/2023 15:28:53 -70.83, 122.40 118.82 2.55 61
8 08/31/2023 02:42:24 -71.01, -46.04 117.76 08/31/2023 02:43:22 -70.98, -46.03 117.80 3.00 58
9 08/31/2023 03:33:08 70.90, 121.45 62.13 08/31/2023 03:32:45 70.89, 121.49 62.13 1.45 23
10 09/02/2023 14:45:54 71.90, -48.43 64.08 09/02/2023 14:47:00 71.78, -45.74 63.87 93.97 66
11 09/02/2023 15:36:20 -70.98, 120.52 116.89 09/02/2023 15:36:38 -70.96, 120.60 116.91 3.11 18
12 09/02/2023 16:27:03 70.81, -71.89 62.96 09/02/2023 16:26:02 70.81, -71.97 62.96 2.80 61
13 09/05/2023 03:39:33 70.99, 119.69 64.05 09/05/2023 03:40:29 71.02, 119.69 64.07 3.24 56
14 09/05/2023 04:30:15 -70.90, -72.83 116.05 09/05/2023 04:29:54 -70.91, -72.82 116.03 1.91 21

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/23/2023
SNOs_Map_NOAA-21_TERRA_20230824.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/23/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA