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
2014-11-21 11:07:36 C 08 15 34.54 +30 20 40.1 u H21
2014-11-21 11:10:10 C 08 15 34.37 +30 20 41.7 u H21
2014-11-21 11:12:45 C 08 15 34.19 +30 20 43.3 u H21
2014-11-21 11:15:12 C 08 15 34.02 +30 20 44.7 u H21
2014-11-21 11:17:30 C 08 15 33.87 +30 20 46.1 u H21
2014-11-21 11:19:11 C 08 15 33.75 +30 20 47.2 u H21
2014-11-21 11:21:30 C 08 15 33.59 +30 20 48.6 u H21
2014-11-21 12:23:10 C 08 15 30.436 +30 21 30.07 L F51
2014-11-21 12:43:12 C 08 15 29.060 +30 21 42.64 L F51
2014-11-21 13:03:15 C 08 15 27.680 +30 21 55.16 L F51
2014-11-21 13:23:15 C 08 15 26.296 +30 22 07.63 L F51
2014-11-23 19:20:36 C 08 11 43.23 +30 55 08.4 r 168
2014-11-23 19:25:32 C 08 11 42.86 +30 55 11.3 r 168
2014-11-24 00:08:06 C 08 11 21.57 +30 58 08.5 r 168
2014-11-26 11:19:17 C 08 06 44.01 +31 34 47.1 u H21
2014-11-26 11:21:28 C 08 06 43.82 +31 34 48.4 u H21
2014-11-26 11:23:55 C 08 06 43.61 +31 34 49.9 u H21
2014-11-26 11:26:37 C 08 06 43.38 +31 34 51.6 u H21
2014-11-26 11:29:11 C 08 06 43.15 +31 34 53.1 u H21
2014-11-26 11:31:45 C 08 06 42.94 +31 34 54.7 u H21
2014-11-26 11:34:04 C 08 06 42.74 +31 34 56.1 u H21
2014-11-27 09:36:55 C 08 04 52.30 +31 48 33.7 q 703
2014-11-27 09:49:45 C 08 04 51.11 +31 48 41.7 q 703
2014-11-27 10:02:39 C 08 04 50.02 +31 48 49.9 q 703
2014-11-27 10:15:35 C 08 04 48.81 +31 48 57.6 q 703
2014-11-30 09:50:37 C 07 58 18.33 +32 32 35.3 q 703
2014-11-30 10:00:48 C 07 58 17.32 +32 32 41.6 q 703
2014-11-30 10:15:16 C 07 58 15.88 +32 32 50.2 q 703
2014-11-30 10:18:07 C 07 58 15.21 +32 32 49.8 u H21
2014-11-30 10:20:56 C 07 58 14.95 +32 32 51.8 u H21
2014-11-30 10:23:37 C 07 58 14.67 +32 32 53.3 u H21
2014-11-30 10:25:38 C 07 58 14.82 +32 32 56.5 q 703
2014-11-30 10:26:18 C 07 58 14.41 +32 32 54.7 u H21
2014-11-30 10:28:57 C 07 58 14.14 +32 32 56.6 u H21
2014-11-30 10:31:28 C 07 58 13.88 +32 32 58.0 u H21
2014-12-07 07:13:05 C 07 40 39.17 +34 06 36.9 u H21
2014-12-07 07:16:06 C 07 40 38.81 +34 06 38.5 u H21
2014-12-07 07:18:49 C 07 40 38.47 +34 06 39.7 u H21
2014-12-07 07:21:33 C 07 40 38.15 +34 06 41.5 u H21
2014-12-07 07:24:17 C 07 40 37.83 +34 06 42.9 u H21
2014-12-07 07:27:01 C 07 40 37.51 +34 06 44.3 u H21
2014-12-07 07:29:44 C 07 40 37.17 +34 06 45.9 u H21
2014-12-07 07:32:16 C 07 40 36.87 +34 06 47.3 u H21
2014-12-07 07:34:47 C 07 40 36.57 +34 06 48.5 u H21
2014-12-07 10:34:45 C 07 40 14.86 +34 08 22.0 u H21
2014-12-07 10:37:35 C 07 40 14.53 +34 08 23.4 u H21
2014-12-07 10:40:10 C 07 40 14.21 +34 08 24.5 u H21
2014-12-07 10:42:44 C 07 40 13.92 +34 08 25.7 u H21
2014-12-07 10:45:19 C 07 40 13.60 +34 08 27.2 u H21
2014-12-07 10:47:54 C 07 40 13.30 +34 08 28.5 u H21
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)