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: 8/23/2017
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 08/26/2017 06:58:29 70.10, 71.87 59.73 08/26/2017 06:57:59 70.10, 71.87 59.74 0.08 30
2 08/26/2017 07:47:59 -69.99,-120.65 120.37 08/26/2017 07:48:41 -70.00,-120.66 120.36 1.11 42
3 08/28/2017 22:25:28 -70.34, 20.45 119.11 08/28/2017 22:24:15 -70.40, 19.85 119.03 23.42 73
4 08/28/2017 23:14:58 70.07,-172.29 60.64 08/28/2017 23:14:55 70.08,-172.35 60.66 2.60 3
5 08/29/2017 00:04:28 -69.96, -4.81 119.46 08/29/2017 00:05:37 -69.98, -4.87 119.44 3.25 69
6 08/31/2017 14:42:01 -70.15, 136.05 118.35 08/31/2017 14:41:07 -70.12, 136.05 118.36 2.55 54
7 08/31/2017 15:31:28 70.03, -56.46 61.56 08/31/2017 15:31:51 70.02, -56.48 61.54 1.93 23
8 08/31/2017 16:21:12 -69.16, 109.99 119.27 08/31/2017 16:22:19 -69.17, 112.07 119.32 82.33 67
9 09/03/2017 06:58:31 -70.11,-108.12 117.41 09/03/2017 06:58:04 -70.11,-108.17 117.41 1.83 27
10 09/03/2017 07:47:58 69.99, 59.36 62.49 09/03/2017 07:48:48 70.01, 59.30 62.50 2.87 50
11 09/05/2017 22:25:31 70.17,-159.79 63.62 09/05/2017 22:24:18 70.16,-159.79 63.62 1.10 73
12 09/05/2017 23:15:01 -70.07, 7.70 116.47 09/05/2017 23:15:00 -70.05, 7.69 116.49 2.07 1
13 09/06/2017 00:04:30 69.84, 175.03 63.33 09/06/2017 00:05:42 69.84, 175.32 63.32 11.04 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/23/2017
SNOs_Map_LANDSAT-8_NPP_20170824.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/23/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service