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: 10/18/2024
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 10/20/2024 07:22:33 70.10, 65.60 80.54 10/20/2024 07:23:14 70.08, 65.64 80.52 2.41 41
2 10/20/2024 08:13:14 -69.96,-126.87 99.59 10/20/2024 08:12:44 -69.98,-126.88 99.58 1.91 30
3 10/22/2024 22:48:57 -70.86, 12.84 97.77 10/22/2024 22:50:05 -70.75, 14.85 97.88 74.53 68
4 10/22/2024 23:39:28 70.06,-178.57 81.44 10/22/2024 23:39:43 70.04,-178.55 81.42 2.50 15
5 10/23/2024 00:30:09 -69.92, -11.04 98.69 10/23/2024 00:29:13 -69.93, -11.06 98.68 1.77 56
6 10/25/2024 15:05:39 -70.11, 129.81 97.59 10/25/2024 15:06:44 -70.12, 129.81 97.59 0.88 65
7 10/25/2024 15:56:23 69.99, -62.70 82.30 10/25/2024 15:56:11 70.00, -62.71 82.31 1.33 12
8 10/25/2024 16:46:58 -69.53, 105.29 98.15 10/25/2024 16:45:47 -69.57, 104.33 98.12 37.75 71
9 10/28/2024 07:22:34 -70.07,-114.36 96.73 10/28/2024 07:23:11 -70.04,-114.40 96.76 3.32 37
10 10/28/2024 08:13:18 69.95, 53.13 83.16 10/28/2024 08:12:37 69.98, 53.15 83.19 3.26 41
11 10/30/2024 22:48:51 70.35,-166.35 84.42 10/30/2024 22:50:03 70.24,-165.84 84.31 22.59 72
12 10/30/2024 23:39:29 -70.05, 1.43 95.87 10/30/2024 23:39:35 -70.03, 1.49 95.89 3.24 6
13 10/31/2024 00:30:12 69.88, 169.00 83.98 10/31/2024 00:29:02 69.91, 168.96 84.00 3.20 70

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 10/18/2024
SNOs_Map_NPP_LANDSAT-9_20241018.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 10/18/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9