Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/23/2024
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 09/24/2024 22:25:08 70.69,-159.02 71.52 09/24/2024 22:23:59 70.74,-160.72 71.60 62.54 69
2 09/24/2024 23:14:47 -70.08, 7.72 109.07 09/24/2024 23:14:30 -70.06, 7.68 109.09 3.03 17
3 09/25/2024 00:04:15 69.92, 175.14 70.79 09/25/2024 00:05:13 69.91, 175.21 70.77 3.02 58
4 09/27/2024 14:41:43 70.15, -43.92 72.03 09/27/2024 14:40:36 70.14, -43.97 72.02 1.99 67
5 09/27/2024 15:31:13 -70.04, 123.55 108.08 09/27/2024 15:31:18 -70.04, 123.51 108.08 1.80 5
6 09/27/2024 16:20:45 69.65, -69.34 71.56 09/27/2024 16:21:56 69.62, -68.57 71.53 29.87 71
7 09/30/2024 06:58:09 70.10, 71.91 73.02 09/30/2024 06:57:24 70.08, 71.92 73.00 2.34 45
8 09/30/2024 07:47:39 -69.99,-120.61 107.08 09/30/2024 07:48:06 -69.98,-120.61 107.10 2.12 27
9 10/02/2024 22:24:52 -70.99, 21.50 105.07 10/02/2024 22:23:45 -71.02, 18.90 105.03 94.13 67
10 10/02/2024 23:14:34 70.06,-172.25 74.01 10/02/2024 23:14:12 70.04,-172.22 73.99 2.34 22
11 10/03/2024 00:04:04 -69.95, -4.76 106.09 10/03/2024 00:04:54 -69.93, -4.74 106.11 2.47 50
12 10/05/2024 14:41:31 -70.13, 136.12 104.90 10/05/2024 14:40:17 -70.15, 136.09 104.88 2.24 74
13 10/05/2024 15:30:58 70.02, -56.40 75.00 10/05/2024 15:31:00 70.01, -56.38 75.00 0.68 2
14 10/05/2024 16:20:29 -69.86, 111.01 105.15 10/05/2024 16:21:41 -69.85, 111.18 105.16 6.45 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/23/2024
SNOs_Map_LANDSAT-8_NPP_20240923.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/23/2024 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP