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: 1/23/2019
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 01/25/2019 14:41:43 -70.12, 135.98 90.94 01/25/2019 14:41:05 -70.09, 136.03 90.96 3.27 38
2 01/25/2019 15:31:10 70.01, -56.52 88.96 01/25/2019 15:31:50 70.04, -56.58 88.98 3.31 40
3 01/28/2019 06:08:36 70.52, 84.81 88.78 01/28/2019 06:07:25 70.60, 83.69 88.91 42.36 71
4 01/28/2019 06:58:12 -70.08,-108.19 91.65 01/28/2019 06:57:59 -70.08,-108.18 91.65 0.36 13
5 01/28/2019 07:47:39 69.97, 59.30 88.24 01/28/2019 07:48:43 69.97, 59.30 88.23 0.23 64
6 01/30/2019 22:25:11 70.14,-159.85 87.71 01/30/2019 22:24:11 70.17,-159.85 87.74 2.30 60
7 01/30/2019 23:14:41 -70.04, 7.64 92.40 01/30/2019 23:14:53 -70.07, 7.61 92.38 3.20 12
8 01/31/2019 00:04:18 69.38, 174.37 86.97 01/31/2019 00:05:26 69.38, 175.94 86.89 61.55 68
9 02/02/2019 14:41:39 70.10, -44.04 86.91 02/02/2019 14:41:03 70.10, -43.99 86.92 1.92 36
10 02/02/2019 15:31:09 -70.00, 123.45 93.20 02/02/2019 15:31:45 -70.01, 123.48 93.20 1.38 36
11 02/05/2019 06:08:32 -70.66, -94.98 93.35 02/05/2019 06:07:22 -70.67, -96.42 93.26 53.18 70
12 02/05/2019 06:58:07 70.10, 71.86 86.13 02/05/2019 06:57:57 70.10, 71.80 86.13 2.37 10
13 02/05/2019 07:47:38 -69.95,-120.73 94.03 02/05/2019 07:48:38 -69.95,-120.66 94.05 2.82 60

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/23/2019
SNOs_Map_LANDSAT-8_NPP_20190123.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/23/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service