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
2020-12-05 11:58:17	C	11 38 35.67	+09 03 09.4	–	V	G96
2020-12-05 12:05:01	C	11 38 35.94	+09 03 08.1	–	V	G96
2020-12-05 12:11:46	C	11 38 36.20	+09 03 07.2	–	V	G96
2020-12-05 12:18:31	C	11 38 36.46	+09 03 05.9	–	V	G96
2020-12-13 12:26:13	C	11 45 48.66	+08 34 08.0	–	V	V00
2020-12-13 12:32:29	C	11 45 48.87	+08 34 07.2	–	V	V00
2020-12-13 12:38:47	C	11 45 49.09	+08 34 06.6	–	V	V00
2020-12-13 12:45:02	C	11 45 49.31	+08 34 05.7	–	V	V00
2020-12-20 12:35:18	C	11 51 13.78	+08 15 53.3	–	V	G96
2020-12-20 12:42:44	C	11 51 14.00	+08 15 52.6	–	V	G96
2020-12-20 12:50:09	C	11 51 14.22	+08 15 52.1	–	V	G96
2020-12-20 12:57:33	C	11 51 14.40	+08 15 51.4	–	V	G96
2021-01-19 20:31:43	C	12 01 31.54	+08 37 29.5	–	q	D29
2021-01-19 20:32:59	C	12 01 31.51	+08 37 29.2	–	q	D29
2021-01-19 20:34:16	C	12 01 31.50	+08 37 29.5	–	q	D29
2021-01-19 20:52:04	C	12 01 31.37	+08 37 32.8	–	q	D29
2021-01-19 20:53:20	C	12 01 31.41	+08 37 32.9	–	q	D29
2021-01-19 20:54:37	C	12 01 31.38	+08 37 33.7	–	q	D29
2021-01-19 21:12:26	C	12 01 31.23	+08 37 36.2	–	q	D29
2021-01-19 21:13:43	C	12 01 31.31	+08 37 35.3	–	q	D29
2021-02-05 08:44:13	C	11 54 20.44	+10 15 45.7	–	V	703
2021-02-05 08:52:28	C	11 54 20.21	+10 15 48.2	–	V	703
2021-02-05 09:00:43	C	11 54 19.93	+10 15 50.5	–	V	703
2021-02-05 09:08:59	C	11 54 19.65	+10 15 54.0	–	V	703
2021-02-06 09:05:13	C	11 53 31.66	+10 23 54.9	–	V	G96
2021-02-06 09:12:38	C	11 53 31.40	+10 23 57.4	–	V	G96
2021-02-06 09:20:02	C	11 53 31.12	+10 24 00.0	–	V	G96
2021-02-06 09:22:36	C	11 53 30.98	+10 24 00.1	–	V	703
2021-02-06 09:27:26	C	11 53 30.86	+10 24 02.5	–	V	G96
2021-02-06 09:30:15	C	11 53 30.79	+10 24 03.2	–	V	703
2021-02-06 09:37:53	C	11 53 30.45	+10 24 06.0	–	V	703
2021-02-06 09:45:33	C	11 53 30.22	+10 24 08.1	–	V	703
2021-02-06 13:20:25	C	11 53 22.74	+10 25 23.6	–	V	T05
2021-02-06 13:24:22	C	11 53 22.61	+10 25 24.7	–	V	T05
2021-02-06 13:25:01	C	11 53 22.56	+10 25 25.2	–	V	T05
2021-02-06 13:47:27	C	11 53 21.72	+10 25 32.7	–	V	T05
2021-02-06 13:48:06	C	11 53 21.73	+10 25 33.1	–	V	T05
2021-02-06 13:52:51	C	11 53 21.58	+10 25 34.3	–	V	T05
2021-02-06 13:56:14	C	11 53 21.39	+10 25 35.3	–	V	T05
2021-02-06 14:00:51	C	11 53 21.27	+10 25 37.0	–	V	T05
2021-02-10 11:55:33	C	11 49 45.53	+10 59 21.0	–	V	T05
2021-02-10 11:58:12	C	11 49 45.49	+10 59 20.5	–	V	T05
2021-02-10 12:27:33	C	11 49 44.10	+10 59 32.9	–	V	T05
2021-02-10 13:08:43	C	11 49 42.35	+10 59 48.7	–	V	T05
2021-02-11 09:33:30	C	11 48 49.93	+11 07 32.1	–	V	703
2021-02-11 09:41:03	C	11 48 49.59	+11 07 35.0	–	V	703
2021-02-11 09:48:37	C	11 48 49.24	+11 07 38.1	–	V	703
2021-02-11 09:56:11	C	11 48 48.93	+11 07 41.4	–	V	703
2021-02-12 14:08:52	C	11 47 33.087	+11 18 38.97	–	U	F51
2021-02-12 14:08:52	C	11 47 33.087	+11 18 38.96	–	U	F51

« Prev 1 2 … 34 35 36 … 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)