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
2005-05-11 04:17:19 C 10 17 21.05 +15 17 09.2 c 704
2005-05-11 04:32:26 C 10 17 21.00 +15 17 04.6 c 704
2005-05-30 03:55:16 C 10 25 16.05 +12 51 31.4 o 699
2005-05-30 04:11:55 C 10 25 16.47 +12 51 26.8 o 699
2005-05-30 04:28:33 C 10 25 17.15 +12 51 19.3 o 699
2005-05-30 04:45:12 C 10 25 17.53 +12 51 11.9 o 699
2005-06-02 03:56:31 C 10 27 37.50 +12 23 08.9 c 704
2005-06-02 04:11:38 C 10 27 38.06 +12 23 01.4 c 704
2005-06-02 04:26:49 C 10 27 38.52 +12 22 56.1 c 704
2005-06-02 04:42:00 C 10 27 39.09 +12 22 51.0 c 704
2005-06-06 03:50:18 C 10 31 10.41 +11 43 05.4 r 703
2005-06-06 03:59:41 C 10 31 10.81 +11 43 02.2 r 703
2005-06-06 04:09:03 C 10 31 11.20 +11 42 58.7 r 703
2005-06-06 04:18:27 C 10 31 11.49 +11 42 53.9 r 703
2005-11-11 09:13:30 C 08 09 05.56 +44 05 28.6 c 704
2005-11-11 09:31:10 C 08 08 44.45 +44 06 40.6 c 704
2005-11-11 09:48:52 C 08 08 23.29 +44 07 51.4 c 704
2005-11-11 10:06:42 C 08 08 01.99 +44 09 02.2 c 704
2005-11-12 09:16:34 C 07 41 42.82 +45 22 27.0 c 704
2005-11-12 09:34:31 C 07 41 22.46 +45 23 14.6 c 704
2005-11-12 09:52:48 C 07 41 01.71 +45 24 02.6 c 704
2005-11-12 10:10:56 C 07 40 41.08 +45 24 49.9 c 704
2005-11-12 10:28:58 C 07 40 20.64 +45 25 35.7 c 704
2005-11-13 08:30:50 C 07 16 55.81 +46 08 28.0 r 703
2005-11-13 08:42:34 C 07 16 43.46 +46 08 47.0 r 703
2005-11-13 08:54:18 C 07 16 31.11 +46 09 05.5 r 703
2005-11-13 09:06:00 C 07 16 18.80 +46 09 23.9 r 703
2005-11-18 11:00:14 C 05 39 40.03 +45 45 29.1 P 716
2005-11-18 11:19:29 C 05 39 28.60 +45 45 05.3 P 716
2005-11-18 11:40:51 C 05 39 15.88 +45 44 39.2 P 716
2005-11-18 12:02:26 C 05 39 03.05 +45 44 12.1 P 716
2005-11-19 21:42:33 C 05 21 22.43 +45 03 06.9 o A81
2005-11-19 22:13:39 C 05 21 06.89 +45 02 29.6 o A81
2005-11-19 22:39:31 C 05 20 53.97 +45 01 58.3 o A81
2005-11-20 10:01:54 C 05 15 29.75 +44 47 10.1 P 716
2005-11-20 10:57:23 C 05 15 03.84 +44 45 50.1 P 716
2005-11-22 16:27:02 C 04 53 50.07 +43 32 47.7 r 084
2005-11-22 16:28:11 C 04 53 49.66 +43 32 46.1 r 084
2005-11-22 21:40:39 C 04 52 00.03 +43 26 01.0 r 084
2005-11-22 21:41:49 C 04 51 59.63 +43 25 59.5 r 084
2005-11-23 06:45:15 C 04 48 58.93 +43 14 07.9 c 704
2005-11-23 07:04:28 C 04 48 52.27 +43 13 40.3 c 704
2005-11-23 07:23:10 C 04 48 45.82 +43 13 15.3 c 704
2005-11-23 07:41:47 C 04 48 39.47 +43 12 50.3 c 704
2005-11-23 08:01:02 C 04 48 32.87 +43 12 24.1 c 704
2005-11-23 10:48:10 C 04 47 36.26 +43 08 29.5 r H06
2005-11-23 10:49:54 C 04 47 35.68 +43 08 26.9 r H06
2005-11-25 04:51:34 C 04 35 24.70 +42 12 42.1 r 932
2005-11-25 05:15:28 C 04 35 18.03 +42 12 11.2 r 932
2005-11-25 05:17:20 C 04 35 17.51 +42 12 08.7 r 932
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)