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: 8/21/2017
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 08/23/2017 14:41:58 70.15, -43.94 58.86 08/23/2017 14:41:02 70.14, -43.97 58.86 1.41 56
2 08/23/2017 15:31:28 -70.04, 123.54 121.23 08/23/2017 15:31:44 -70.04, 123.51 121.23 1.32 16
3 08/23/2017 16:21:08 69.22, -69.94 57.99 08/23/2017 16:22:15 69.24, -68.01 57.95 75.85 67
4 08/26/2017 06:58:29 70.07, 71.83 59.71 08/26/2017 06:57:58 70.07, 71.91 59.71 2.86 31
5 08/26/2017 07:47:59 -69.97,-120.69 120.39 08/26/2017 07:48:40 -69.97,-120.62 120.39 2.50 41
6 08/28/2017 22:25:28 -70.37, 20.50 119.08 08/28/2017 22:24:16 -70.42, 19.82 119.01 26.16 72
7 08/28/2017 23:14:59 70.04,-172.33 60.61 08/28/2017 23:14:55 70.06,-172.30 60.63 1.70 4
8 08/29/2017 00:04:29 -69.94, -4.84 119.48 08/29/2017 00:05:37 -69.95, -4.83 119.47 1.28 68
9 08/31/2017 14:42:02 -70.13, 136.02 118.37 08/31/2017 14:41:08 -70.14, 136.02 118.34 2.13 54
10 08/31/2017 15:31:29 70.01, -56.49 61.54 08/31/2017 15:31:51 69.99, -56.44 61.51 3.15 22
11 08/31/2017 16:21:13 -69.14, 109.96 119.29 08/31/2017 16:22:19 -69.14, 112.11 119.35 85.21 66
12 09/03/2017 06:58:31 -70.09,-108.15 117.43 09/03/2017 06:58:03 -70.08,-108.12 117.44 1.78 28
13 09/03/2017 07:47:58 69.97, 59.34 62.47 09/03/2017 07:48:47 69.98, 59.35 62.47 0.59 49

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/21/2017
SNOs_Map_LANDSAT-8_NPP_20170821.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/21/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service