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: 5/9/2021
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 05/09/2021 06:57:55 -70.13,-108.09 127.40 05/09/2021 06:57:06 -70.13,-108.13 127.38 1.71 49
2 05/09/2021 07:47:22 70.03, 59.41 52.50 05/09/2021 07:47:50 70.01, 59.36 52.49 2.25 28
3 05/11/2021 22:24:43 70.95,-158.62 52.73 05/11/2021 22:23:36 70.99,-161.06 52.83 88.72 67
4 05/11/2021 23:14:27 -70.08, 7.71 128.14 05/11/2021 23:14:02 -70.05, 7.75 128.16 2.84 25
5 05/12/2021 00:03:54 69.97, 175.21 51.75 05/12/2021 00:04:47 69.99, 175.16 51.77 3.03 53
6 05/14/2021 14:41:29 70.12, -43.97 51.26 05/14/2021 14:40:17 70.13, -43.91 51.27 2.44 72
7 05/14/2021 15:30:58 -70.02, 123.51 128.85 05/14/2021 15:30:58 -70.03, 123.56 128.84 2.05 0
8 05/14/2021 16:20:27 69.80, -69.15 50.93 05/14/2021 16:21:39 69.76, -68.73 50.88 16.89 72
9 05/17/2021 06:57:59 70.11, 71.89 50.64 05/17/2021 06:57:13 70.11, 71.88 50.63 0.82 46
10 05/17/2021 07:47:29 -70.01,-120.62 129.47 05/17/2021 07:47:55 -70.01,-120.64 129.48 1.12 26
11 05/19/2021 22:24:49 -70.97, 21.41 129.09 05/19/2021 22:23:42 -71.03, 18.85 128.98 92.72 67
12 05/19/2021 23:14:30 70.10,-172.25 50.04 05/19/2021 23:14:10 70.09,-172.32 50.04 2.91 20
13 05/20/2021 00:04:01 -69.95, -4.84 130.12 05/20/2021 00:04:51 -69.93, -4.77 130.14 3.12 50
14 05/22/2021 14:41:35 -70.14, 136.04 130.45 05/22/2021 14:40:22 -70.12, 136.08 130.46 2.85 73
15 05/22/2021 15:31:02 70.02, -56.48 49.43 05/22/2021 15:31:06 70.02, -56.45 49.43 1.16 4
16 05/22/2021 16:20:34 -69.82, 110.86 130.78 05/22/2021 16:21:46 -69.81, 111.18 130.80 12.50 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/9/2021
SNOs_Map_LANDSAT-8_NPP_20210509.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/09/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP