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
2006-12-09 13:06:19 C 12 52 07.99 -00 50 25.9 c 691
2007-02-17 09:51:55 C 14 37 17.02 -10 14 49.0 c 704
2007-02-17 10:09:23 C 14 37 18.09 -10 14 54.1 c 704
2007-02-17 10:27:04 C 14 37 19.10 -10 14 59.4 c 704
2007-02-17 10:44:33 C 14 37 20.10 -10 15 04.0 c 704
2007-02-17 11:02:02 C 14 37 21.07 -10 15 09.1 c 704
2007-02-18 11:09:34 C 14 38 46.93 -10 21 51.9 o 704
2007-02-18 11:27:32 C 14 38 47.88 -10 21 58.6 o 704
2007-02-18 11:44:20 C 14 38 48.89 -10 22 04.6 o 704
2007-02-18 12:01:25 C 14 38 49.66 -10 22 05.0 o 704
2007-02-23 11:04:17 C 14 45 50.47 -10 54 56.3 r 703
2007-02-23 11:16:33 C 14 45 51.22 -10 54 59.2 r 703
2007-02-23 11:28:52 C 14 45 51.91 -10 55 02.5 r 703
2007-02-27 09:38:47 C 14 51 21.72 -11 20 45.9 c 704
2007-02-27 09:55:39 C 14 51 22.60 -11 20 53.1 c 704
2007-02-27 10:12:34 C 14 51 23.58 -11 20 57.0 c 704
2007-02-27 10:29:29 C 14 51 24.54 -11 21 01.6 c 704
2007-02-27 10:46:29 C 14 51 25.52 -11 21 06.1 c 704
2007-03-14 16:59:03 C 15 12 32.29 -13 03 43.4 r E12
2007-03-14 17:39:48 C 15 12 34.52 -13 03 55.6 r E12
2007-03-14 18:00:12 C 15 12 35.64 -13 04 01.7 r E12
2007-03-16 10:17:24 C 15 14 55.07 -13 16 19.8 c 704
2007-03-16 10:33:03 C 15 14 55.91 -13 16 24.8 c 704
2007-03-16 10:48:49 C 15 14 56.79 -13 16 29.2 c 704
2007-03-16 11:04:37 C 15 14 57.66 -13 16 33.9 c 704
2007-03-16 11:20:19 C 15 14 58.52 -13 16 38.8 c 704
2007-03-19 08:49:23 C 15 19 00.19 -13 38 16.9 c 704
2007-03-19 09:05:06 C 15 19 01.03 -13 38 22.6 c 704
2007-03-19 09:20:55 C 15 19 01.92 -13 38 27.6 c 704
2007-03-19 09:37:14 C 15 19 02.79 -13 38 33.3 c 704
2007-03-19 09:53:16 C 15 19 03.65 -13 38 38.3 c 704
2007-03-25 02:30:34 C 15 27 06.250 -14 25 05.2 r 084
2007-03-28 02:17:05 C 15 31 28.610 -14 52 23.1 r 084
2007-03-28 02:21:14 C 15 31 28.826 -14 52 24.9 r 084
2007-04-01 01:25:22 C 15 37 32.76 -15 32 59.7 c B30
2007-04-01 01:29:04 C 15 37 33.00 -15 33 02.2 c B30
2007-04-01 01:32:49 C 15 37 33.18 -15 33 03.6 c B30
2007-04-01 01:36:31 C 15 37 33.51 -15 33 04.4 c B30
2007-04-01 01:40:11 C 15 37 33.63 -15 33 06.7 c B30
2007-04-09 10:01:20 C 15 52 13.43 -17 24 56.4 o 691
2007-04-09 10:26:43 C 15 52 15.38 -17 25 13.8 o 691
2007-04-09 10:52:04 C 15 52 17.31 -17 25 31.7 o 691
2007-04-11 12:14:55 C 15 56 36.98 -18 01 02.1 c E14
2007-04-11 12:47:33 C 15 56 39.81 -18 01 28.2 c E14
2007-04-11 12:57:46 C 15 56 40.67 -18 01 36.0 c E14
2007-04-12 14:28:26 C 15 59 03.32 -18 22 06.8 c E14
2007-04-12 16:01:38 C 15 59 11.74 -18 23 26.3 c E14
2007-04-12 17:51:36 C 15 59 21.52 -18 24 57.6 c E14
2007-04-14 10:01:41 C 16 03 25.34 -19 01 05.8 r G96
2007-04-14 10:10:11 C 16 03 26.17 -19 01 13.8 r G96
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)