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
2023-05-23 20:06:42	C	09 54 18.101	+04 37 26.09	–	V	L92
2023-05-23 20:07:43	C	09 54 17.838	+04 37 26.92	–	V	L92
2023-05-23 20:08:44	C	09 54 17.528	+04 37 26.81	–	V	L92
2023-05-23 20:09:45	C	09 54 17.238	+04 37 26.98	–	V	L92
2023-05-23 20:10:46	C	09 54 16.910	+04 37 27.32	–	V	L92
2023-05-23 20:11:47	C	09 54 16.620	+04 37 27.50	–	V	L92
2023-05-23 20:12:49	C	09 54 16.270	+04 37 28.04	–	V	L92
2023-05-23 20:13:50	C	09 54 16.033	+04 37 28.89	–	V	L92
2023-05-23 20:14:51	C	09 54 15.735	+04 37 29.21	–	V	L92
2023-05-23 20:15:52	C	09 54 15.455	+04 37 29.86	–	V	L92
2023-05-23 20:16:53	C	09 54 15.160	+04 37 30.21	–	V	L92
2023-05-23 20:17:55	C	09 54 14.888	+04 37 29.62	–	V	L92
2023-05-23 20:18:56	C	09 54 14.534	+04 37 30.26	–	V	L92
2023-05-23 20:19:57	C	09 54 14.257	+04 37 31.01	–	V	L92
2023-05-23 20:20:58	C	09 54 13.930	+04 37 30.87	–	V	L92
2023-05-24 17:39:26	C	09 48 12.497	+04 45 51.55	–	V	M22
2023-05-24 17:44:03	C	09 48 11.150	+04 45 53.28	–	V	M22
2023-05-24 17:46:01	C	09 48 10.577	+04 45 53.93	–	V	M22
2023-05-24 17:50:02	C	09 48 09.391	+04 45 55.15	–	V	M22
2023-05-24 17:53:20	C	09 48 08.419	+04 45 56.34	–	V	M22
2023-05-24 17:57:59	C	09 48 07.063	+04 45 58.03	–	V	M22
2023-05-24 18:07:56	C	09 48 04.135	+04 46 01.42	–	V	M22
2023-05-24 18:12:34	C	09 48 02.786	+04 46 02.93	–	V	M22
2023-05-24 19:07:53	C	09 47 46.840	+04 45 35.38	–	o	L92
2023-05-24 19:08:54	C	09 47 46.554	+04 45 35.20	–	o	L92
2023-05-24 19:09:55	C	09 47 46.290	+04 45 35.55	–	o	L92
2023-05-24 19:10:56	C	09 47 45.912	+04 45 36.76	–	o	L92
2023-05-24 19:11:58	C	09 47 45.634	+04 45 36.17	–	o	L92
2023-05-24 19:12:59	C	09 47 45.313	+04 45 37.73	–	o	L92
2023-05-24 19:14:00	C	09 47 45.032	+04 45 36.60	–	o	L92
2023-05-24 19:15:01	C	09 47 44.746	+04 45 37.32	–	o	L92
2023-05-24 19:16:08	C	09 47 44.413	+04 45 37.71	–	o	L92
2023-05-24 19:17:09	C	09 47 44.105	+04 45 37.83	–	o	L92
2023-05-24 19:18:10	C	09 47 43.862	+04 45 38.48	–	o	L92
2023-05-24 19:19:11	C	09 47 43.541	+04 45 38.45	–	o	L92
2023-05-24 19:21:14	C	09 47 42.989	+04 45 39.54	–	o	L92
2023-05-24 19:23:20	C	09 47 42.353	+04 45 40.28	–	o	L92
2023-05-24 19:24:21	C	09 47 42.053	+04 45 40.84	–	o	L92
2023-05-24 19:26:23	C	09 47 41.431	+04 45 41.07	–	o	L92
2023-05-24 19:27:24	C	09 47 41.160	+04 45 41.93	–	o	L92
2023-05-24 19:28:25	C	09 47 40.864	+04 45 41.92	–	o	L92
2023-05-24 19:29:26	C	09 47 40.573	+04 45 42.58	–	o	L92
2023-05-24 19:30:28	C	09 47 40.255	+04 45 42.97	–	o	L92
2023-05-24 19:31:29	C	09 47 39.955	+04 45 43.18	–	o	L92
2023-05-24 19:32:30	C	09 47 39.649	+04 45 44.28	–	o	L92
2023-05-24 19:33:31	C	09 47 39.349	+04 45 43.76	–	o	L92
2023-05-24 19:34:32	C	09 47 39.056	+04 45 44.56	–	o	L92
2023-05-24 19:36:35	C	09 47 38.457	+04 45 44.42	–	o	L92
2023-05-24 19:37:36	C	09 47 38.134	+04 45 45.59	–	o	L92
2023-05-24 19:38:37	C	09 47 37.874	+04 45 45.56	–	o	L92

« Prev 1 2 … 57 58 59 … 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)