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
2023-05-22 19:27:03	C	10 01 14.973	+04 28 28.75	–	V	L92
2023-05-22 19:28:04	C	10 01 14.667	+04 28 29.01	–	V	L92
2023-05-22 19:29:05	C	10 01 14.360	+04 28 29.70	–	V	L92
2023-05-22 19:30:06	C	10 01 14.099	+04 28 29.56	–	V	L92
2023-05-22 19:31:07	C	10 01 13.873	+04 28 29.86	–	V	L92
2023-05-22 19:32:08	C	10 01 13.478	+04 28 30.46	–	V	L92
2023-05-22 19:33:10	C	10 01 13.228	+04 28 31.19	–	V	L92
2023-05-22 19:34:11	C	10 01 12.875	+04 28 31.76	–	V	L92
2023-05-22 19:35:12	C	10 01 12.627	+04 28 31.93	–	V	L92
2023-05-22 19:36:13	C	10 01 12.341	+04 28 32.14	–	V	L92
2023-05-22 19:37:14	C	10 01 12.039	+04 28 32.55	–	V	L92
2023-05-22 19:38:15	C	10 01 11.797	+04 28 33.18	–	V	L92
2023-05-22 19:39:16	C	10 01 11.450	+04 28 33.60	–	V	L92
2023-05-22 19:40:18	C	10 01 11.158	+04 28 33.87	–	V	L92
2023-05-22 19:41:19	C	10 01 10.869	+04 28 34.01	–	V	L92
2023-05-22 19:42:20	C	10 01 10.535	+04 28 34.19	–	V	L92
2023-05-22 19:43:21	C	10 01 10.280	+04 28 34.56	–	V	L92
2023-05-22 19:44:22	C	10 01 09.954	+04 28 35.05	–	V	L92
2023-05-22 19:45:23	C	10 01 09.720	+04 28 35.38	–	V	L92
2023-05-22 19:46:24	C	10 01 09.468	+04 28 36.23	–	V	L92
2023-05-22 19:47:25	C	10 01 09.113	+04 28 35.83	–	V	L92
2023-05-22 19:48:26	C	10 01 08.809	+04 28 36.66	–	V	L92
2023-05-22 19:49:28	C	10 01 08.516	+04 28 37.14	–	V	L92
2023-05-22 19:50:29	C	10 01 08.249	+04 28 37.20	–	V	L92
2023-05-22 19:51:30	C	10 01 07.966	+04 28 37.27	–	V	L92
2023-05-23 19:41:12	C	09 54 25.416	+04 37 17.31	–	V	L92
2023-05-23 19:42:13	C	09 54 25.175	+04 37 17.67	–	V	L92
2023-05-23 19:43:14	C	09 54 24.828	+04 37 18.18	–	V	L92
2023-05-23 19:44:16	C	09 54 24.568	+04 37 18.12	–	V	L92
2023-05-23 19:45:17	C	09 54 24.241	+04 37 18.36	–	V	L92
2023-05-23 19:46:18	C	09 54 23.992	+04 37 18.96	–	V	L92
2023-05-23 19:47:19	C	09 54 23.715	+04 37 19.59	–	V	L92
2023-05-23 19:48:20	C	09 54 23.375	+04 37 19.89	–	V	L92
2023-05-23 19:49:21	C	09 54 23.092	+04 37 20.55	–	V	L92
2023-05-23 19:50:22	C	09 54 22.834	+04 37 20.05	–	V	L92
2023-05-23 19:51:24	C	09 54 22.476	+04 37 20.98	–	V	L92
2023-05-23 19:52:25	C	09 54 22.209	+04 37 21.22	–	V	L92
2023-05-23 19:53:26	C	09 54 21.908	+04 37 21.37	–	V	L92
2023-05-23 19:54:27	C	09 54 21.660	+04 37 21.68	–	V	L92
2023-05-23 19:55:29	C	09 54 21.299	+04 37 22.42	–	V	L92
2023-05-23 19:56:30	C	09 54 21.028	+04 37 22.51	–	V	L92
2023-05-23 19:57:31	C	09 54 20.746	+04 37 22.65	–	V	L92
2023-05-23 19:58:32	C	09 54 20.451	+04 37 23.25	–	V	L92
2023-05-23 19:59:33	C	09 54 20.142	+04 37 23.48	–	V	L92
2023-05-23 20:00:34	C	09 54 19.896	+04 37 23.78	–	V	L92
2023-05-23 20:01:35	C	09 54 19.553	+04 37 24.39	–	V	L92
2023-05-23 20:02:37	C	09 54 19.279	+04 37 24.39	–	V	L92
2023-05-23 20:03:38	C	09 54 18.949	+04 37 25.13	–	V	L92
2023-05-23 20:04:39	C	09 54 18.740	+04 37 25.69	–	V	L92
2023-05-23 20:05:40	C	09 54 18.371	+04 37 25.85	–	V	L92

« Prev 1 2 … 56 57 58 … 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)