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: 8/31/2023
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 08/31/2023 03:33:08 70.87, 121.50 62.11 08/31/2023 03:32:46 70.87, 121.46 62.11 1.23 22
2 09/02/2023 14:45:55 71.93, -48.48 64.11 09/02/2023 14:47:00 71.83, -45.67 63.91 97.60 65
3 09/02/2023 15:36:20 -70.96, 120.55 116.91 09/02/2023 15:36:39 -70.94, 120.56 116.93 1.95 19
4 09/02/2023 16:27:04 70.84, -71.94 62.98 09/02/2023 16:26:02 70.86, -71.91 63.01 2.36 62
5 09/05/2023 03:39:33 71.02, 119.65 64.07 09/05/2023 03:40:29 71.02, 119.69 64.07 1.50 56
6 09/05/2023 04:30:15 -70.93, -72.88 116.01 09/05/2023 04:29:54 -70.91, -72.83 116.04 3.23 21
7 09/07/2023 16:33:28 70.94, -73.71 64.93 09/07/2023 16:33:45 70.96, -73.75 64.94 2.13 17
8 09/07/2023 17:24:10 -70.85, 93.75 115.15 09/07/2023 17:23:10 -70.84, 93.73 115.16 1.16 60
9 09/10/2023 04:36:40 -71.04, -74.67 114.04 09/10/2023 04:37:37 -71.02, -74.65 114.06 2.05 57
10 09/10/2023 05:27:24 70.93, 92.83 65.86 09/10/2023 05:27:00 70.92, 92.86 65.86 1.25 24
11 09/12/2023 16:40:08 71.85, -76.91 67.76 09/12/2023 16:41:14 71.78, -74.42 67.62 86.63 66
12 09/12/2023 17:30:35 -70.97, 91.95 113.15 09/12/2023 17:30:52 -70.97, 91.94 113.16 0.80 17
13 09/12/2023 18:21:19 70.86,-100.56 66.76 09/12/2023 18:20:15 70.86,-100.57 66.76 0.53 64

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/31/2023
SNOs_Map_NOAA-21_TERRA_20230831.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/31/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA