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 Period1.78396062 yr ± 1.98e-10
NGA Modelr2
A2-3.65552045e-15 AU/d²
Physical Parameters
H (abs. magnitude)16.09
G (slope)0.09
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.157″
Uncertainty0
Orbit TypeApollo
MOID0.026219 AU
Observations Used3111
Radar Obs Used17
Gaia Obs Used151
Oppositions38
Arc Total1930-2026
First Observation Used1932-05-08
Last Observation Used2026-03-20
Observations (3481)
Date Type RA Dec Mag Band Observatory
2005-04-02 05:23:05 C 10 50 52.41 +15 55 17.8 o 699
2005-04-02 05:55:52 C 10 50 49.96 +15 55 25.1 o 699
2005-04-02 06:28:36 C 10 50 47.51 +15 55 31.9 o 699
2005-04-02 06:38:06 C 10 50 46.78 +15 55 34.2 r 703
2005-04-02 06:49:39 C 10 50 45.84 +15 55 36.8 r 703
2005-04-02 07:01:15 C 10 50 45.01 +15 55 38.9 r 703
2005-04-02 07:01:24 C 10 50 45.08 +15 55 38.3 o 699
2005-04-02 07:12:50 C 10 50 44.17 +15 55 41.6 r 703
2005-04-03 19:16:40 C 10 48 09.83 +16 03 03.2 r 240
2005-04-03 19:23:33 C 10 48 09.32 +16 03 04.5 r 240
2005-04-03 19:36:21 C 10 48 08.41 +16 03 07.0 r 240
2005-04-03 19:38:20 C 10 48 08.28 +16 03 07.4 r 240
2005-04-03 19:40:17 C 10 48 08.14 +16 03 07.8 r 240
2005-04-03 20:23:13 C 10 48 05.03 +16 03 16.8 c A41
2005-04-03 21:07:55 C 10 48 01.79 +16 03 25.7 c A41
2005-04-03 21:09:05 C 10 48 01.61 +16 03 23.7 o 084
2005-04-03 21:14:43 C 10 48 01.19 +16 03 24.4 o 084
2005-04-03 21:53:28 C 10 47 58.47 +16 03 35.7 c A41
2005-04-03 22:12:50 C 10 47 57.12 +16 03 36.2 o A32
2005-04-03 22:29:00 C 10 47 55.92 +16 03 39.8 o A32
2005-04-03 22:37:04 C 10 47 55.41 +16 03 41.7 o A32
2005-04-03 22:45:08 C 10 47 54.81 +16 03 42.8 o A32
2005-04-05 20:50:27 C 10 44 44.93 +16 11 55.3 r A30
2005-04-05 20:56:31 C 10 44 44.51 +16 11 56.2 r A30
2005-04-05 20:59:15 C 10 44 44.31 +16 11 56.8 r A30
2005-04-10 22:46:55 C 10 37 06.04 +16 27 15.0 o A32
2005-04-10 22:54:59 C 10 37 05.49 +16 27 16.3 o A32
2005-04-10 23:11:07 C 10 37 04.58 +16 27 16.2 o A32
2005-04-12 05:16:41 C 10 35 22.28 +16 29 43.1 c 704
2005-04-12 05:30:35 C 10 35 21.46 +16 29 44.2 c 704
2005-04-12 05:44:37 C 10 35 20.63 +16 29 45.0 c 704
2005-04-12 05:58:59 C 10 35 19.81 +16 29 45.5 c 704
2005-04-12 06:15:14 C 10 35 18.88 +16 29 47.1 c 704
2005-04-13 06:00:25 C 10 34 01.18 +16 31 15.3 r H45
2005-04-13 06:04:58 C 10 34 00.92 +16 31 16.1 r H45
2005-04-13 06:08:28 C 10 34 00.77 +16 31 15.7 r H45
2005-04-16 04:57:20 C 10 30 26.55 +16 33 47.0 r 703
2005-04-16 05:09:40 C 10 30 25.92 +16 33 47.7 r 703
2005-04-16 05:21:59 C 10 30 25.36 +16 33 47.2 r 703
2005-04-16 05:34:17 C 10 30 24.73 +16 33 47.5 r 703
2005-04-27 02:21:44 C 10 21 01.21 +16 19 50.2 r 932
2005-04-27 02:31:37 C 10 21 00.95 +16 19 49.2 r 932
2005-04-27 02:41:36 C 10 21 00.69 +16 19 47.7 r 932
2005-05-02 04:49:01 C 10 18 37.37 +16 02 21.4 r 703
2005-05-02 05:00:42 C 10 18 37.20 +16 02 18.9 r 703
2005-05-02 05:12:15 C 10 18 36.98 +16 02 17.1 r 703
2005-05-02 05:23:53 C 10 18 36.77 +16 02 15.8 r 703
2005-05-11 03:28:54 C 10 17 21.00 +15 17 21.5 c 704
2005-05-11 03:45:16 C 10 17 21.04 +15 17 17.1 c 704
2005-05-11 04:01:06 C 10 17 21.04 +15 17 13.2 c 704
Radar Observations (34)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
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)