Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/27/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 03/27/2023 15:18:23 -70.10, 126.60 112.58 03/27/2023 15:19:01 -70.10, 126.65 112.59 1.85 38
2 03/27/2023 16:09:07 69.99, -65.92 67.29 03/27/2023 16:08:28 70.00, -65.86 67.30 2.75 39
3 03/30/2023 06:44:40 70.62, 74.24 66.93 03/30/2023 06:45:50 70.48, 75.45 66.74 47.42 70
4 03/30/2023 07:35:13 -70.06,-117.56 113.68 03/30/2023 07:35:26 -70.04,-117.56 113.71 2.59 13
5 03/30/2023 08:25:57 69.95, 49.92 66.19 03/30/2023 08:24:53 69.93, 49.93 66.18 2.33 64
6 04/01/2023 23:01:22 70.12,-169.19 65.36 04/01/2023 23:02:20 70.14,-169.15 65.37 2.61 58
7 04/01/2023 23:52:04 -70.03, -1.73 114.75 04/01/2023 23:51:50 -70.03, -1.67 114.75 2.33 14
8 04/02/2023 00:42:36 69.28, 166.67 64.46 04/02/2023 00:41:27 69.36, 165.06 64.60 63.53 69
9 04/04/2023 15:18:12 70.06, -53.31 64.27 04/04/2023 15:18:44 70.09, -53.33 64.29 2.97 32
10 04/04/2023 16:08:54 -69.97, 114.15 115.85 04/04/2023 16:08:14 -69.98, 114.15 115.84 1.25 40
11 04/07/2023 06:44:25 -70.48,-105.50 116.30 04/07/2023 06:45:36 -70.38,-104.65 116.45 33.55 71
12 04/07/2023 07:35:03 70.06, 62.46 63.25 04/07/2023 07:35:07 70.04, 62.51 63.22 3.32 4
13 04/07/2023 08:25:44 -69.91,-129.99 116.92 04/07/2023 08:24:37 -69.93,-130.01 116.90 1.90 67
14 04/09/2023 23:01:08 -70.13, 10.84 117.68 04/09/2023 23:02:01 -70.12, 10.88 117.70 2.21 53
15 04/09/2023 23:51:51 69.98, 178.38 62.16 04/09/2023 23:51:28 70.00, 178.36 62.18 2.54 23

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/27/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230327.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 03/27/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-9