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: 12/6/2023
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 12/07/2023 03:47:00 -71.95, -63.87 85.53 12/07/2023 03:48:08 -71.85, -62.09 85.66 62.54 68
2 12/07/2023 04:37:33 71.28, 104.65 93.79 12/07/2023 04:37:39 71.31, 104.68 93.81 3.38 6
3 12/07/2023 05:28:15 -71.18, -87.86 86.32 12/07/2023 05:27:04 -71.18, -87.87 86.32 0.57 71
4 12/09/2023 16:40:43 -71.32, 103.79 85.91 12/09/2023 16:41:05 -71.29, 103.76 85.94 2.85 22
5 12/09/2023 17:31:27 71.21, -88.72 93.99 12/09/2023 17:30:27 71.23, -88.67 94.01 2.79 60
6 12/12/2023 04:43:55 71.31, 103.00 94.31 12/12/2023 04:44:29 71.32, 102.92 94.32 2.88 34
7 12/12/2023 05:34:38 -71.26, -89.59 85.74 12/12/2023 05:33:53 -71.24, -89.54 85.76 2.80 45
8 12/14/2023 16:47:06 -71.36, 102.12 85.46 12/14/2023 16:47:54 -71.35, 102.09 85.48 1.86 48
9 12/14/2023 17:37:50 71.27, -90.40 94.44 12/14/2023 17:37:16 71.29, -90.35 94.47 3.25 34
10 12/17/2023 04:50:18 71.38, 101.29 94.69 12/17/2023 04:51:17 71.37, 101.24 94.67 2.33 59
11 12/17/2023 05:41:00 -71.28, -91.21 85.42 12/17/2023 05:40:41 -71.29, -91.23 85.41 1.83 19
12 12/19/2023 16:53:29 -71.45, 100.38 85.16 12/19/2023 16:54:40 -71.45, 100.48 85.18 3.68 71
13 12/19/2023 17:44:12 71.30, -92.05 94.69 12/19/2023 17:44:03 71.33, -92.04 94.72 2.98 9

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/6/2023
SNOs_Map_NOAA-21_TERRA_20231206.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/06/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA