Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/25/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 06/26/2023 12:39:33 71.54, -16.12 48.25 06/26/2023 12:40:40 71.43, -13.98 48.04 76.73 67
2 06/26/2023 13:30:01 -70.71, 152.60 132.64 06/26/2023 13:30:17 -70.72, 152.57 132.63 1.26 16
3 06/26/2023 14:20:45 70.60, -39.91 47.25 06/26/2023 14:19:39 70.62, -39.90 47.28 2.31 66
4 06/29/2023 01:33:13 70.80, 151.66 47.57 06/29/2023 01:34:10 70.80, 151.69 47.56 0.89 57
5 06/29/2023 02:23:55 -70.70, -40.86 132.53 06/29/2023 02:23:36 -70.70, -40.82 132.54 1.79 19
6 07/01/2023 14:27:06 70.75, -41.73 47.67 07/01/2023 14:27:29 70.74, -41.76 47.66 1.63 23
7 07/01/2023 15:17:48 -70.65, 125.75 132.44 07/01/2023 15:16:55 -70.64, 125.75 132.44 0.95 53
8 07/04/2023 02:30:15 -70.80, -42.60 132.08 07/04/2023 02:31:25 -70.81, -42.66 132.08 2.44 70
9 07/04/2023 03:20:59 70.70, 124.87 47.82 07/04/2023 03:20:47 70.70, 124.84 47.82 1.18 12
10 07/04/2023 04:11:31 -70.07, -66.82 132.84 07/04/2023 04:10:21 -70.16, -68.28 132.68 56.24 70
11 07/06/2023 15:24:08 -70.81, 123.91 131.83 07/06/2023 15:24:41 -70.80, 123.97 131.85 2.98 33
12 07/06/2023 16:14:51 70.66, -68.55 48.03 07/06/2023 16:14:03 70.68, -68.53 48.05 2.20 48

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 6/25/2023
SNOs_Map_NOAA-21_TERRA_20230625.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 06/25/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA