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: 5/10/2021
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 05/11/2021 22:24:43 70.94,-158.64 52.72 05/11/2021 22:23:36 71.00,-161.08 52.84 89.05 67
2 05/11/2021 23:14:27 -70.06, 7.69 128.15 05/11/2021 23:14:02 -70.07, 7.73 128.14 1.67 25
3 05/12/2021 00:03:54 69.96, 175.19 51.74 05/12/2021 00:04:46 69.95, 175.22 51.73 1.14 52
4 05/14/2021 14:41:28 70.17, -43.91 51.31 05/14/2021 14:40:17 70.14, -43.93 51.29 3.09 71
5 05/14/2021 15:30:58 -70.06, 123.57 128.81 05/14/2021 15:30:59 -70.05, 123.53 128.82 2.41 1
6 05/14/2021 16:20:28 69.79, -69.16 50.92 05/14/2021 16:21:40 69.77, -68.75 50.89 15.98 72
7 05/17/2021 06:58:00 70.11, 71.88 50.63 05/17/2021 06:57:14 70.13, 71.86 50.65 2.14 46
8 05/17/2021 07:47:29 -70.00,-120.63 129.48 05/17/2021 07:47:55 -70.03,-120.67 129.46 2.72 26
9 05/19/2021 22:24:49 -70.97, 21.40 129.10 05/19/2021 22:23:42 -71.05, 18.82 128.96 93.99 67
10 05/19/2021 23:14:31 70.04,-172.34 49.99 05/19/2021 23:14:09 70.06,-172.28 50.01 2.84 22
11 05/20/2021 00:04:01 -69.94, -4.85 130.12 05/20/2021 00:04:51 -69.95, -4.80 130.11 2.13 50
12 05/22/2021 14:41:35 -70.14, 136.04 130.45 05/22/2021 14:40:22 -70.15, 136.04 130.44 0.46 73
13 05/22/2021 15:31:02 70.03, -56.48 49.44 05/22/2021 15:31:06 70.05, -56.49 49.46 1.96 4
14 05/22/2021 16:20:34 -69.82, 110.86 130.78 05/22/2021 16:21:46 -69.83, 111.15 130.78 10.95 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/10/2021
SNOs_Map_LANDSAT-8_NPP_20210510.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/10/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP