1862 Apollo (1932 HA)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.5599179897 ± 2.85e-09
Semi-major axis (a)	1.4709238044 AU ± 1.09e-10
Inclination (i)	6.35139761° ± 4.53e-07
Long. of Asc. Node (Ω)	35.54167131° ± 4.58e-06
Arg. of Perihelion (ω)	286.05084587° ± 4.67e-06
Mean Anomaly (M)	113.88452883° ± 7.53e-07
Mean Motion (n)	0.5524932947°/day ± 6.14e-11
Perihelion dist (q)	0.64732710 AU ± 4.19e-09
Aphelion dist (Q)	2.29452050 AU ± 4.19e-09
Orbital Period	1.78396062 yr ± 1.98e-10
NGA Model	r2
A2	-3.65552045e-15 AU/d²

Physical Parameters

H (abs. magnitude)	16.09
G (slope)	0.09

Orbit Solution

Source	IAA
Solution Date	2026-05-31
RMS Residual	0.157″
Uncertainty	0
Orbit Type	Apollo
MOID	0.026219 AU
Observations Used	3111
Radar Obs Used	17
Gaia Obs Used	151
Oppositions	38
Arc Total	1930-2026
First Observation Used	1932-05-08
Last Observation Used	2026-03-20

Observations (3481)

Date	Type	RA	Dec	Mag	Band	Observatory
2023-05-03 20:35:08	B	11 58 40.702	+00 51 22.90	–	V	L65
2023-05-04 18:08:40	C	11 53 43.84	+01 03 25.4	–	V	C40
2023-05-04 18:45:14	C	11 53 35.12	+01 03 45.5	–	V	C40
2023-05-04 19:15:34	C	11 53 28.44	+01 04 00.7	–	X	G02
2023-05-04 19:20:41	C	11 53 27.20	+01 04 03.4	–	X	G02
2023-05-04 19:25:45	C	11 53 25.99	+01 04 06.3	–	X	G02
2023-05-04 21:38:09	C	11 52 53.99	+01 05 20.6	–	X	L76
2023-05-04 21:40:10	C	11 52 53.51	+01 05 21.4	–	X	L76
2023-05-04 21:42:11	C	11 52 53.04	+01 05 22.7	–	X	L76
2023-05-04 21:44:12	C	11 52 52.57	+01 05 23.8	–	X	L76
2023-05-04 21:46:13	C	11 52 52.08	+01 05 24.7	–	X	L76
2023-05-04 21:48:15	C	11 52 51.61	+01 05 26.1	–	X	L76
2023-05-05 03:11:41	C	11 51 36.847	+01 09 06.91	–	V	W68
2023-05-05 03:26:21	C	11 51 33.322	+01 09 15.08	–	V	W68
2023-05-05 03:30:55	C	11 51 32.215	+01 09 17.64	–	V	W68
2023-05-05 03:47:22	C	11 51 28.250	+01 09 26.53	–	V	W68
2023-05-05 19:56:02	C	11 47 41.47	+01 17 38.8	–	V	C40
2023-05-05 20:03:29	C	11 47 39.66	+01 17 42.9	–	V	C40
2023-05-05 20:10:57	C	11 47 37.85	+01 17 47.0	–	V	C40
2023-05-05 20:22:58	C	11 47 35.69	+01 17 54.2	–	X	K83
2023-05-05 20:27:06	C	11 47 34.70	+01 17 56.5	–	X	K83
2023-05-05 20:29:41	C	11 47 34.05	+01 17 57.7	–	X	K83
2023-05-05 20:42:42	C	11 47 30.16	+01 18 04.3	–	V	C40
2023-05-05 20:50:00	C	11 47 28.40	+01 18 08.3	–	V	C40
2023-05-05 20:57:16	C	11 47 26.64	+01 18 12.2	–	V	C40
2023-05-06 21:10:44	C	11 41 41.132	+01 31 29.46	–	V	L92
2023-05-06 21:14:49	C	11 41 40.117	+01 31 31.58	–	V	L92
2023-05-06 21:19:55	C	11 41 38.885	+01 31 34.39	–	V	L92
2023-05-06 21:25:01	C	11 41 37.602	+01 31 37.13	–	V	L92
2023-05-06 21:30:07	C	11 41 36.284	+01 31 39.86	–	V	L92
2023-05-06 21:35:12	C	11 41 35.068	+01 31 42.73	–	V	L92
2023-05-06 21:40:18	C	11 41 33.823	+01 31 45.79	–	V	L92
2023-05-06 21:45:24	C	11 41 32.579	+01 31 47.74	–	V	L92
2023-05-06 21:50:30	C	11 41 31.300	+01 31 51.17	–	V	L92
2023-05-08 02:18:03	C	11 34 38.306	+01 47 51.65	–	V	W68
2023-05-08 02:22:39	C	11 34 37.128	+01 47 54.24	–	V	W68
2023-05-08 02:30:32	C	11 34 35.148	+01 47 58.45	–	V	W68
2023-05-08 02:45:06	C	11 34 31.476	+01 48 06.26	–	V	W68
2023-05-08 03:57:23	C	11 34 14.808	+01 48 07.02	–	Z	U76
2023-05-08 04:09:53	C	11 34 11.657	+01 48 13.61	–	Z	U76
2023-05-08 04:19:47	C	11 34 09.134	+01 48 19.04	–	Z	U76
2023-05-08 05:33:06	C	11 33 50.317	+01 48 59.15	–	V	703
2023-05-08 05:40:48	C	11 33 48.366	+01 49 03.29	–	V	703
2023-05-08 05:48:31	C	11 33 46.429	+01 49 07.46	–	V	703
2023-05-08 19:22:47	C	11 30 27.18	+01 56 12.5	–	X	G02
2023-05-08 19:26:52	C	11 30 26.15	+01 56 14.6	–	X	G02
2023-05-08 19:30:57	C	11 30 25.11	+01 56 16.9	–	X	G02
2023-05-08 20:07:20	C	11 30 15.99	+01 56 35.8	–	Y	557
2023-05-08 20:39:51	C	11 30 07.75	+01 56 53.0	–	Y	557
2023-05-08 21:15:27	C	11 29 58.75	+01 57 11.9	–	Y	557

« Prev 1 2 … 53 54 55 … 69 70 Next » 3481 observations

Radar Observations (34)

Epoch (UTC)	Value	Sigma	Units	Freq (MHz)	Receiver	Transmitter
1980-11-13 21:51:00	-11441	4	Hz	2380	-1	-1
1980-11-13.910417	-1144100	200	Hz	2380	251	251
1980-11-14 22:19:00	-68200	4	Hz	2380	-1	-1
1980-11-14.929861	-6820000	200	Hz	2380	251	251
1980-11-15 22:13:00	-116132	4	Hz	2380	-1	-1
1980-11-15 23:48:00	60502961	20	us	2380	-1	-1
1980-11-15.925694	-11613200	200	Hz	2380	251	251
1980-11-15.991667	6050296100	20000	us	2380	251	251
1980-11-16 22:07:00	-155158	4	Hz	2380	-1	-1
1980-11-16 22:59:00	65410020	20	us	2380	-1	-1
1980-11-16 23:52:00	65622708	20	us	2380	-1	-1
1980-11-16.921528	-15515800	400	Hz	2380	251	251
1980-11-16.957639	6541002000	20000	us	2380	251	251
1980-11-16.994444	6562270800	20000	us	2380	251	251
1980-11-18 00:02:00	-190851	2	Hz	2380	-1	-1
1980-11-18 00:25:00	72158416	20	us	2380	-1	-1
1980-11-18 23:54:00	-213090	2	Hz	2380	-1	-1
1980-11-18.001389	-19085100	200	Hz	2380	251	251
1980-11-18.017361	7215841600	20000	us	2380	251	251
1980-11-18.995833	-21309000	200	Hz	2380	251	251
1980-11-20 00:31:00	-231568	2	Hz	2380	-1	-1
1980-11-20.021528	-23156800	200	Hz	2380	251	251
1980-11-21 00:42:00	-244953	2	Hz	2380	-1	-1
1980-11-21.029167	-24495300	200	Hz	2380	251	251
2005-10-29 14:00:00	173284.4426	3	Hz	2380	-1	-1
2005-10-29.583333	17328444	300	Hz	2380	251	251
2005-10-30 13:42:00	98324079.05	2	us	2380	-1	-1
2005-10-30.570833	9832407905	2000	us	2380	251	251
2005-11-01 13:00:00	88027594.991	2.5	us	2380	-1	-1
2005-11-01.541667	8802759499	2500	us	2380	251	251
2005-11-02 12:14:00	83885961.44	3	us	2380	-1	-1
2005-11-02.509722	8388596144	3000	us	2380	251	251
2005-11-13 16:50:00	96127871	2	us	8560	-14	-14
2005-11-13.701389	9612787100	2000	us	8560	253	253

Station codes

-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)