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: 5/31/2020
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 06/01/2020 22:24:51 -70.37, 20.53 131.92 06/01/2020 22:23:39 -70.47, 19.75 131.79 31.00 72
2 06/01/2020 23:14:22 70.05,-172.30 47.76 06/01/2020 23:14:17 70.05,-172.27 47.77 1.00 5
3 06/02/2020 00:03:52 -69.94, -4.81 132.35 06/02/2020 00:04:59 -69.96, -4.81 132.34 1.60 67
4 06/04/2020 14:41:26 -70.12, 136.04 132.48 06/04/2020 14:40:27 -70.13, 136.07 132.47 1.76 59
5 06/04/2020 15:30:53 70.01, -56.47 47.41 06/04/2020 15:31:11 70.02, -56.45 47.42 1.49 18
6 06/04/2020 16:20:33 -69.36, 110.27 133.23 06/04/2020 16:21:42 -69.34, 111.86 133.29 62.47 69
7 06/07/2020 06:57:57 -70.09,-108.12 132.78 06/07/2020 06:57:21 -70.10,-108.11 132.76 1.13 36
8 06/07/2020 07:47:24 69.98, 59.37 47.11 06/07/2020 07:48:05 69.99, 59.36 47.12 1.58 41
9 06/09/2020 22:24:51 70.56,-159.19 47.46 06/09/2020 22:23:41 70.60,-160.43 47.54 46.11 70
10 06/09/2020 23:14:28 -70.08, 7.74 133.02 06/09/2020 23:14:15 -70.08, 7.70 133.01 1.22 13
11 06/10/2020 00:03:55 69.96, 175.22 46.88 06/10/2020 00:04:59 69.97, 175.17 46.88 2.04 64
12 06/12/2020 14:41:28 70.17, -43.89 46.91 06/12/2020 14:40:26 70.15, -43.96 46.90 3.15 62
13 06/12/2020 15:30:59 -70.02, 123.53 133.25 06/12/2020 15:31:07 -70.00, 123.60 133.26 3.17 8
14 06/12/2020 16:20:34 69.46, -69.59 46.22 06/12/2020 16:21:43 69.47, -68.31 46.19 49.91 69

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/31/2020
SNOs_Map_LANDSAT-8_NPP_20200531.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/31/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service