Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/14/2021
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 08/14/2021 23:34:03 -69.55, 3.55 124.55 08/14/2021 23:35:11 -69.48, 5.36 124.67 70.91 68
2 08/15/2021 00:24:34 68.73, 172.01 54.61 08/15/2021 00:24:50 68.71, 172.01 54.59 2.13 16
3 08/15/2021 01:15:15 -68.60, -20.50 125.51 08/15/2021 01:14:20 -68.59, -20.50 125.52 0.57 55
4 08/17/2021 15:50:46 -68.82, 120.34 124.46 08/17/2021 15:51:49 -68.83, 120.40 124.46 2.40 63
5 08/17/2021 16:41:30 68.69, -72.18 55.42 08/17/2021 16:41:17 68.66, -72.17 55.39 3.24 13
6 08/17/2021 17:32:04 -68.18, 95.80 125.09 08/17/2021 17:30:52 -68.27, 95.00 124.98 34.80 72
7 08/20/2021 08:07:42 -68.78,-123.84 123.63 08/20/2021 08:08:16 -68.78,-123.78 123.64 2.36 34
8 08/20/2021 08:58:25 68.60, 43.71 56.20 08/20/2021 08:57:44 68.61, 43.65 56.21 2.50 41
9 08/22/2021 23:33:59 69.05,-175.75 57.53 08/22/2021 23:35:09 69.00,-175.26 57.46 20.39 70
10 08/23/2021 00:24:37 -68.75, -8.03 122.77 08/23/2021 00:24:42 -68.73, -7.97 122.79 3.07 5
11 08/23/2021 01:15:20 68.57, 159.52 57.06 08/23/2021 01:14:10 68.55, 159.46 57.05 2.83 70
12 08/25/2021 15:50:51 68.80, -59.65 58.19 08/25/2021 15:51:39 68.77, -59.67 58.16 3.53 48
13 08/25/2021 16:41:32 -68.66, 107.86 121.95 08/25/2021 16:41:09 -68.67, 107.84 121.93 1.55 23
14 08/25/2021 17:31:59 67.62, -83.52 57.01 08/25/2021 17:30:52 67.65, -85.71 57.08 93.03 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/14/2021
SNOs_Map_NPP_TERRA_20210814.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/14/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA