Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/12/2024
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 03/12/2024 22:49:47 -70.17, 13.89 106.99 03/12/2024 22:50:19 -70.19, 13.95 106.98 3.38 32
2 03/12/2024 23:40:31 70.04,-178.60 72.86 03/12/2024 23:39:47 70.04,-178.63 72.86 0.94 44
3 03/15/2024 14:16:04 70.34, -37.94 72.14 03/15/2024 14:17:16 70.29, -37.66 72.07 11.61 72
4 03/15/2024 15:06:43 -70.10, 129.75 108.13 03/15/2024 15:06:47 -70.12, 129.73 108.11 2.91 4
5 03/15/2024 15:57:27 69.97, -62.74 71.72 03/15/2024 15:56:15 69.96, -62.85 71.73 3.99 72
6 03/18/2024 06:32:59 70.17, 78.08 70.90 03/18/2024 06:33:45 70.19, 78.08 70.91 2.35 46
7 03/18/2024 07:23:41 -70.09,-114.48 109.21 03/18/2024 07:23:15 -70.08,-114.44 109.21 1.50 26
8 03/20/2024 21:59:27 -71.02, 25.14 109.26 03/20/2024 22:00:34 -70.89, 27.36 109.48 81.69 67
9 03/20/2024 22:49:56 70.12,-166.09 69.78 03/20/2024 22:50:13 70.12,-166.14 69.78 1.85 17
10 03/20/2024 23:40:38 -70.03, 1.36 110.33 03/20/2024 23:39:43 -70.02, 1.35 110.34 1.89 55
11 03/23/2024 14:16:09 -70.19, 142.24 111.20 03/23/2024 14:17:13 -70.19, 142.21 111.21 1.27 64
12 03/23/2024 15:06:53 70.07, -50.26 68.67 03/23/2024 15:06:40 70.08, -50.31 68.67 1.84 13
13 03/23/2024 15:57:27 -69.56, 117.81 111.89 03/23/2024 15:56:16 -69.65, 116.72 111.76 43.30 71

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/12/2024
SNOs_Map_NPP_LANDSAT-9_20240312.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 03/12/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9