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
2007-04-14 10:18:42 C 16 03 27.00 -19 01 21.7 r G96
2007-04-14 10:27:15 C 16 03 27.82 -19 01 29.8 r G96
2007-04-14 10:50:15 C 16 03 30.09 -19 01 51.1 r G96
2007-04-14 10:59:34 C 16 03 30.99 -19 01 59.8 r G96
2007-04-14 11:08:43 C 16 03 31.89 -19 02 08.4 r G96
2007-04-14 11:17:50 C 16 03 32.83 -19 02 16.8 r G96
2007-04-16 09:37:49 C 16 08 46.45 -19 49 03.8 c 704
2007-04-16 09:51:15 C 16 08 47.95 -19 49 18.3 c 704
2007-04-16 10:05:19 C 16 08 49.52 -19 49 33.3 c 704
2007-04-16 10:18:41 C 16 08 50.98 -19 49 48.1 c 704
2007-04-16 10:32:07 C 16 08 52.51 -19 50 02.4 c 704
2007-04-17 12:11:42 C 16 12 06.76 -20 18 21.4 c E14
2007-04-17 13:53:15 C 16 12 19.34 -20 20 24.6 c E14
2007-04-17 15:11:50 C 16 12 29.07 -20 22 00.3 c E14
2007-04-18 12:33:54 C 16 15 23.35 -20 48 13.6 c E14
2007-04-18 13:23:26 C 16 15 29.96 -20 49 18.2 c E14
2007-04-18 14:12:47 C 16 15 36.56 -20 50 23.4 c E14
2007-04-19 09:32:04 C 16 18 23.44 -21 16 40.9 c 704
2007-04-19 09:45:16 C 16 18 25.27 -21 16 59.2 c 704
2007-04-19 09:58:27 C 16 18 27.14 -21 17 17.2 c 704
2007-04-19 10:11:40 C 16 18 29.01 -21 17 35.3 c 704
2007-04-19 10:24:55 C 16 18 30.85 -21 17 53.0 c 704
2007-04-20 12:03:46 C 16 22 36.26 -21 54 01.4 r E14
2007-04-20 13:36:48 C 16 22 51.00 -21 56 24.7 r E14
2007-04-20 15:35:28 C 16 23 09.79 -21 59 28.7 r E14
2007-04-20 17:23:07 C 16 23 27.31 -22 02 56.0 m 300
2007-04-20 17:24:15 C 16 23 27.50 -22 02 57.8 m 300
2007-04-20 17:28:51 C 16 23 28.25 -22 03 05.3 m 300
2007-04-23 10:00:24 C 16 35 55.99 -23 55 27.2 c 704
2007-04-23 10:13:16 C 16 35 58.69 -23 55 52.5 c 704
2007-04-23 10:26:07 C 16 36 01.36 -23 56 17.2 c 704
2007-04-23 10:39:00 C 16 36 04.10 -23 56 43.9 c 704
2007-04-23 10:51:57 C 16 36 06.81 -23 57 07.8 c 704
2007-10-09 10:12:59 C 08 33 11.66 +23 44 43.3 c 704
2007-10-09 10:28:52 C 08 33 12.66 +23 44 42.4 c 704
2007-10-09 10:44:43 C 08 33 13.74 +23 44 42.5 c 704
2007-10-09 11:16:28 C 08 33 15.82 +23 44 40.0 c 704
2007-10-12 10:15:50 C 08 38 00.23 +23 41 01.5 c 704
2007-10-12 10:32:02 C 08 38 01.27 +23 41 00.8 c 704
2007-10-12 10:48:12 C 08 38 02.28 +23 41 00.8 c 704
2007-10-12 11:04:33 C 08 38 03.43 +23 40 58.8 c 704
2007-10-12 11:20:42 C 08 38 04.39 +23 40 59.0 c 704
2007-10-15 10:33:48 C 08 42 34.75 +23 37 57.0 c 704
2007-10-15 11:06:29 C 08 42 36.77 +23 37 56.8 c 704
2007-10-15 11:22:44 C 08 42 37.72 +23 37 55.4 c 704
2007-10-20 10:47:03 C 08 49 36.87 +23 34 36.2 r 703
2007-10-20 10:56:27 C 08 49 37.34 +23 34 36.4 r 703
2007-10-20 11:05:53 C 08 49 37.88 +23 34 36.1 r 703
2007-10-20 11:15:17 C 08 49 38.38 +23 34 36.4 r 703
2007-10-23 10:44:57 C 08 53 28.33 +23 33 52.1 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)