Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 11/16/2023

Index	Date (NPP)	Time (NPP)	Lat,Lon (NPP)	SZA (NPP )	Date (LANDSAT-9)	Time (LANDSAT-9)	Lat,Lon (LANDSAT-9)	SZA (LANDSAT-9 )	Distance(km)	Time Diff (sec)
1	11/16/2023	14:16:10	-70.17, 142.32	91.18	11/16/2023	14:17:21	-70.16, 142.25	91.19	3.22	71
2	11/16/2023	15:06:54	70.04, -50.17	88.71	11/16/2023	15:06:48	70.06, -50.25	88.72	3.38	6
3	11/16/2023	15:57:33	-69.81, 117.50	91.52	11/16/2023	15:56:20	-69.83, 117.07	91.50	16.71	73
4	11/19/2023	06:33:04	-70.13,-101.85	90.57	11/19/2023	06:33:49	-70.14,-101.89	90.56	1.69	45
5	11/19/2023	07:23:49	70.06, 65.57	89.37	11/19/2023	07:23:16	70.04, 65.61	89.34	2.98	33
6	11/21/2023	21:59:29	70.87,-154.57	90.78	11/21/2023	22:00:37	70.75,-152.73	90.66	68.65	68
7	11/21/2023	22:49:58	-70.10, 13.97	89.99	11/21/2023	22:50:17	-70.09, 13.94	90.00	1.56	19
8	11/21/2023	23:40:42	69.98,-178.54	89.90	11/21/2023	23:39:44	69.99,-178.57	89.90	1.45	58
9	11/24/2023	14:16:09	70.17, -37.68	90.63	11/24/2023	14:17:13	70.18, -37.68	90.64	1.54	64
10	11/24/2023	15:06:51	-70.08, 129.77	89.45	11/24/2023	15:06:43	-70.07, 129.80	89.46	1.41	8
11	11/24/2023	15:57:27	69.54, -62.11	90.01	11/24/2023	15:56:17	69.58, -63.25	90.05	44.29	70
12	11/27/2023	06:33:02	70.11, 78.19	91.08	11/27/2023	06:33:40	70.13, 78.14	91.10	3.25	38
13	11/27/2023	07:23:44	-70.02,-114.36	89.00	11/27/2023	07:23:10	-70.02,-114.38	89.00	1.09	34
14	11/29/2023	21:59:22	-70.74, 25.65	87.81	11/29/2023	22:00:31	-70.65, 27.16	87.91	56.22	69
15	11/29/2023	22:49:56	70.10,-166.04	91.55	11/29/2023	22:50:06	70.10,-166.01	91.55	1.15	10
16	11/29/2023	23:40:38	-70.01, 1.42	88.54	11/29/2023	23:39:36	-70.00, 1.48	88.56	2.81	62

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/16/2023

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 11/16/2023 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9