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: 9/15/2023
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 09/15/2023 05:33:48 71.03, 91.06 67.86 09/15/2023 05:34:41 71.01, 91.01 67.84 2.54 53
2 09/15/2023 06:24:30 -70.95,-101.49 112.21 09/15/2023 06:24:05 -70.95,-101.43 112.20 2.24 25
3 09/17/2023 17:37:12 -71.78, 88.94 110.39 09/17/2023 17:38:20 -71.68, 91.09 110.55 75.76 68
4 09/17/2023 18:27:43 70.99,-102.36 68.80 09/17/2023 18:27:54 70.98,-102.37 68.79 0.75 11
5 09/17/2023 19:18:24 -70.85, 65.18 111.33 09/17/2023 19:17:19 -70.88, 65.12 111.31 3.33 65
6 09/20/2023 06:30:52 -71.02,-103.21 110.21 09/20/2023 06:31:43 -71.03,-103.28 110.21 2.69 51
7 09/20/2023 07:21:37 70.96, 64.21 69.74 09/20/2023 07:21:05 70.97, 64.29 69.75 3.16 32
8 09/22/2023 18:34:14 71.56,-104.94 71.32 09/22/2023 18:35:23 71.46,-103.58 71.19 49.31 69
9 09/22/2023 19:24:47 -71.00, 63.34 109.25 09/22/2023 19:24:55 -70.99, 63.33 109.26 1.42 8
10 09/22/2023 20:15:31 70.89,-129.16 70.65 09/22/2023 20:14:18 70.87,-129.19 70.64 2.59 73
11 09/25/2023 07:27:59 71.03, 62.50 71.75 09/25/2023 07:28:41 71.05, 62.45 71.77 3.14 42
12 09/25/2023 08:18:41 -70.94,-130.03 108.33 09/25/2023 08:18:06 -70.97,-130.02 108.30 3.61 35
13 09/27/2023 19:31:15 -71.39, 61.08 106.90 09/27/2023 19:32:26 -71.29, 61.84 107.03 29.53 71
14 09/27/2023 20:21:53 70.98,-130.89 72.68 09/27/2023 20:21:52 70.99,-130.97 72.69 2.95 1
15 09/27/2023 21:12:32 -70.72, 36.84 107.57 09/27/2023 21:11:19 -70.80, 36.40 107.48 18.23 73

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/15/2023
SNOs_Map_NOAA-21_TERRA_20230915.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/15/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA