Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/29/2023

Index	Date (NOAA-20)	Time (NOAA-20)	Lat,Lon (NOAA-20)	SZA (NOAA-20 )	Date (TERRA)	Time (TERRA)	Lat,Lon (TERRA)	SZA (TERRA )	Distance(km)	Time Diff (sec)
1	04/30/2023	01:35:19	70.71, 151.65	56.01	04/30/2023	01:36:12	70.70, 151.67	55.99	1.70	53
2	04/30/2023	02:26:00	-70.57, -40.81	124.15	04/30/2023	02:25:37	-70.60, -40.83	124.13	2.51	23
3	05/02/2023	14:29:13	70.65, -41.74	55.18	05/02/2023	14:29:42	70.66, -41.79	55.18	2.10	29
4	05/02/2023	15:19:55	-70.57, 125.72	124.93	05/02/2023	15:19:07	-70.56, 125.71	124.93	1.10	48
5	05/05/2023	02:32:33	-71.19, -43.41	125.00	05/05/2023	02:33:43	-71.06, -42.25	125.17	44.34	70
6	05/05/2023	03:23:09	70.66, 124.78	54.44	05/05/2023	03:23:12	70.65, 124.79	54.42	1.03	3
7	05/05/2023	04:13:50	-70.51, -67.67	125.73	05/05/2023	04:12:37	-70.55, -67.71	125.69	3.94	73
8	05/07/2023	15:26:20	-70.72, 123.89	126.20	05/07/2023	15:27:18	-70.75, 123.88	126.18	2.72	58
9	05/07/2023	16:17:04	70.61, -68.62	53.68	05/07/2023	16:16:42	70.60, -68.67	53.67	2.05	22
10	05/10/2023	04:20:16	-70.74, -69.61	126.87	05/10/2023	04:20:47	-70.74, -69.53	126.88	2.76	31
11	05/10/2023	05:10:59	70.57, 97.97	52.95	05/10/2023	05:10:11	70.59, 97.91	52.97	2.73	48
12	05/12/2023	16:23:36	71.16, -71.12	52.94	05/12/2023	16:24:46	71.06, -70.08	52.80	39.05	70
13	05/12/2023	17:14:11	-70.70, 96.97	127.56	05/12/2023	17:14:16	-70.69, 97.01	127.57	1.73	5
14	05/12/2023	18:04:53	70.49, -95.37	52.21	05/12/2023	18:03:40	70.54, -95.55	52.28	8.95	73

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/29/2023

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/29/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA