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: 8/3/2024
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 08/03/2024 21:59:05 70.19,-153.62 53.00 08/03/2024 22:00:12 70.15,-153.61 52.96 3.46 67
2 08/03/2024 22:49:46 -70.06, 13.89 127.13 08/03/2024 22:49:42 -70.04, 13.86 127.14 2.16 4
3 08/03/2024 23:40:25 69.66,-178.20 52.47 08/03/2024 23:39:13 69.72,-178.95 52.56 29.46 72
4 08/06/2024 14:16:01 70.15, -37.80 53.69 08/06/2024 14:16:42 70.12, -37.78 53.65 3.38 41
5 08/06/2024 15:06:42 -70.01, 129.72 126.45 08/06/2024 15:06:12 -70.01, 129.69 126.45 1.33 30
6 08/09/2024 05:42:24 -70.87, -90.50 124.80 08/09/2024 05:43:32 -70.80, -88.53 124.95 72.26 68
7 08/09/2024 06:32:55 70.06, 78.09 54.36 08/09/2024 06:33:10 70.09, 78.07 54.38 3.04 15
8 08/09/2024 07:23:37 -69.98,-114.46 125.72 08/09/2024 07:22:40 -69.98,-114.45 125.71 0.61 57
9 08/11/2024 21:59:07 -70.16, 26.39 124.76 08/11/2024 22:00:12 -70.13, 26.38 124.80 3.31 65
10 08/11/2024 22:49:51 70.04,-166.11 55.13 08/11/2024 22:49:39 70.02,-166.14 55.10 2.88 12
11 08/11/2024 23:40:26 -69.59, 1.88 125.34 08/11/2024 23:39:14 -69.64, 0.97 125.25 36.01 72
12 08/14/2024 14:16:02 -70.10, 142.26 124.01 08/14/2024 14:16:40 -70.08, 142.20 124.03 3.00 38
13 08/14/2024 15:06:46 69.98, -50.26 55.88 08/14/2024 15:06:07 69.96, -50.33 55.87 3.36 39

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/3/2024
SNOs_Map_NPP_LANDSAT-9_20240803.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 08/03/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9