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: 4/23/2023
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 04/23/2023 17:21:57 -70.84, 95.40 121.83 04/23/2023 17:22:23 -70.83, 95.37 121.85 1.90 26
2 04/23/2023 18:12:41 70.73, -97.11 58.04 04/23/2023 18:11:46 70.75, -97.09 58.06 1.81 55
3 04/26/2023 05:25:14 71.33, 93.79 57.85 04/26/2023 05:26:24 71.20, 94.89 57.69 41.61 70
4 04/26/2023 06:15:48 -70.82, -98.03 122.69 04/26/2023 06:15:54 -70.83, -98.03 122.68 1.57 6
5 04/26/2023 07:06:31 70.66, 69.54 57.13 04/26/2023 07:05:18 70.69, 69.42 57.17 6.04 73
6 04/28/2023 18:18:58 70.89, -98.95 56.59 04/28/2023 18:20:01 70.90, -98.99 56.59 1.44 63
7 04/28/2023 19:09:40 -70.80, 68.52 123.52 04/28/2023 19:09:26 -70.80, 68.52 123.52 0.16 14
8 04/28/2023 20:00:09 69.90,-122.76 55.55 04/28/2023 19:59:02 70.00,-124.98 55.70 85.33 67
9 05/01/2023 07:12:50 70.89, 67.58 55.80 05/01/2023 07:13:32 70.89, 67.59 55.79 0.31 42
10 05/01/2023 08:03:32 -70.79,-124.94 124.32 05/01/2023 08:02:57 -70.79,-124.90 124.32 1.37 35
11 05/03/2023 20:06:41 70.84,-125.81 54.99 05/03/2023 20:07:03 70.84,-125.88 54.99 2.60 22
12 05/03/2023 20:57:23 -70.74, 41.67 125.13 05/03/2023 20:56:28 -70.75, 41.63 125.11 1.85 55
13 05/06/2023 08:09:55 -71.26,-127.30 125.30 05/06/2023 08:11:06 -71.13,-126.50 125.45 31.97 71
14 05/06/2023 09:00:33 70.85, 40.70 54.27 05/06/2023 09:00:32 70.87, 40.77 54.29 3.38 1
15 05/06/2023 09:51:12 -70.59,-151.56 126.01 05/06/2023 09:49:59 -70.67,-151.88 125.92 14.94 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/23/2023
SNOs_Map_NPP_TERRA_20230423.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/23/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA