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
2006-01-07 04:45:06 C 03 42 37.04 +31 30 38.4 r 703
2006-01-07 04:57:02 C 03 42 37.33 +31 30 35.6 r 703
2006-01-07 05:00:05 C 03 42 37.28 +31 30 34.9 c 704
2006-01-07 05:08:58 C 03 42 37.58 +31 30 33.0 r 703
2006-01-07 05:19:06 C 03 42 37.82 +31 30 30.7 c 704
2006-01-07 05:37:55 C 03 42 38.29 +31 30 26.3 c 704
2006-01-07 05:56:44 C 03 42 38.70 +31 30 21.7 c 704
2006-01-07 06:15:37 C 03 42 39.25 +31 30 17.1 c 704
2006-01-08 17:28:01 C 03 43 41.12 +31 22 46.9 r 084
2006-01-08 21:30:54 C 03 43 47.97 +31 21 56.8 r 084
2006-01-08 21:34:01 C 03 43 48.10 +31 21 55.9 r 084
2006-01-13 18:25:31 C 03 47 44.24 +31 00 51.8 o 198
2006-01-13 18:29:17 C 03 47 44.37 +31 00 51.3 o 198
2006-01-13 18:30:37 C 03 47 44.42 +31 00 51.1 o 198
2006-01-13 19:13:35 C 03 47 45.89 +31 00 43.3 r 240
2006-01-13 19:16:29 C 03 47 46.00 +31 00 43.0 r 240
2006-01-13 19:22:17 C 03 47 46.23 +31 00 42.6 r 240
2006-01-13 19:28:05 C 03 47 46.44 +31 00 42.2 r 240
2006-01-14 21:24:25 C 03 48 44.33 +30 56 37.4 o A32
2006-01-14 21:30:06 C 03 48 44.53 +30 56 36.4 o A32
2006-01-14 21:42:18 C 03 48 44.95 +30 56 33.9 o A32
2006-01-14 21:59:21 C 03 48 45.54 +30 56 30.6 o A32
2006-01-14 22:18:02 C 03 48 46.23 +30 56 28.9 o A32
2006-01-14 22:29:25 C 03 48 46.66 +30 56 26.9 o A32
2006-01-17 19:02:18 C 03 51 29.95 +30 46 44.8 r 084
2006-01-18 21:15:04 C 03 52 35.40 +30 43 23.0 r 084
2006-01-19 19:23:14 C 03 53 32.58 +30 40 44.1 r 215
2006-01-19 19:23:45 C 03 53 32.55 +30 40 44.1 r 215
2006-01-19 19:24:15 C 03 53 32.61 +30 40 43.8 r 215
2006-01-22 04:25:56 C 03 56 04.23 +30 34 23.7 r 703
2006-01-22 04:37:28 C 03 56 04.74 +30 34 22.4 r 703
2006-01-22 04:48:56 C 03 56 05.20 +30 34 21.1 r 703
2006-01-22 05:00:29 C 03 56 05.74 +30 34 19.9 r 703
2006-01-22 22:51:02 C 03 56 54.78 +30 32 24.9 o A32
2006-01-22 23:04:45 C 03 56 55.39 +30 32 23.5 o A32
2006-01-22 23:18:29 C 03 56 56.00 +30 32 22.0 o A32
2006-01-28 04:38:23 C 04 03 00.54 +30 21 27.7 r 703
2006-01-28 04:47:52 C 04 03 00.97 +30 21 26.8 r 703
2006-01-28 04:57:14 C 04 03 01.51 +30 21 25.9 r 703
2006-01-28 05:06:44 C 04 03 01.94 +30 21 24.9 r 703
2006-01-28 19:31:34 C 04 03 46.15 +30 20 18.5 r 113
2006-01-28 19:35:09 C 04 03 46.33 +30 20 18.4 r 113
2006-01-28 19:38:43 C 04 03 46.52 +30 20 18.1 r 113
2006-01-28 19:42:18 C 04 03 46.66 +30 20 18.1 r 113
2006-02-02 05:12:03 C 04 09 20.44 +30 13 34.8 r 703
2006-02-02 05:21:22 C 04 09 20.91 +30 13 33.7 r 703
2006-02-02 05:30:40 C 04 09 21.49 +30 13 34.5 r 703
2006-02-02 05:39:59 C 04 09 21.92 +30 13 32.9 r 703
2006-12-09 12:30:36 C 12 52 05.70 -00 50 11.0 c 691
2006-12-09 12:48:28 C 12 52 06.82 -00 50 18.5 c 691
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)