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
2014-12-07 10:51:15 C 07 40 12.89 +34 08 30.1 u H21
2014-12-07 23:04:32 C 07 38 47.82 +34 14 49.5 Q I99
2014-12-07 23:07:31 C 07 38 47.45 +34 14 50.3 Q I99
2014-12-07 23:10:31 C 07 38 47.10 +34 14 51.9 Q I99
2014-12-12 01:12:50 C 07 26 43.63 +35 01 39.9 c A24
2014-12-12 01:13:52 C 07 26 43.48 +35 01 40.3 c A24
2014-12-12 02:15:23 C 07 26 35.42 +35 02 07.2 c A24
2014-12-12 02:16:25 C 07 26 35.31 +35 02 07.9 c A24
2014-12-12 03:29:42 C 07 26 25.69 +35 02 38.6 q 160
2014-12-12 03:32:40 C 07 26 25.29 +35 02 40.0 q 160
2014-12-12 03:35:37 C 07 26 24.93 +35 02 41.3 q 160
2014-12-12 09:02:58 C 07 25 43.45 +35 05 04.2 u H21
2014-12-12 09:05:33 C 07 25 43.11 +35 05 05.4 u H21
2014-12-12 09:08:07 C 07 25 42.77 +35 05 06.4 u H21
2014-12-12 09:10:42 C 07 25 42.43 +35 05 07.5 u H21
2014-12-12 09:13:16 C 07 25 42.10 +35 05 08.5 u H21
2014-12-12 09:17:08 C 07 25 41.59 +35 05 10.2 u H21
2014-12-15 06:14:23 C 07 16 46.60 +35 32 31.1 q 703
2014-12-15 06:23:04 C 07 16 45.43 +35 32 34.3 q 703
2014-12-15 06:31:45 C 07 16 44.25 +35 32 37.7 q 703
2014-12-15 06:40:27 C 07 16 43.08 +35 32 40.9 q 703
2014-12-19 00:56:13 C 07 04 44.61 +36 01 05.2 c A24
2014-12-19 00:57:15 C 07 04 44.46 +36 01 05.4 c A24
2014-12-19 01:59:07 C 07 04 36.01 +36 01 21.9 c A24
2014-12-19 02:00:09 C 07 04 35.85 +36 01 21.8 c A24
2014-12-21 10:59:45 C 06 57 01.416 +36 14 47.33 L F51
2014-12-21 11:18:46 C 06 56 58.808 +36 14 51.19 L F51
2014-12-21 11:37:49 C 06 56 56.201 +36 14 55.00 L F51
2014-12-22 20:50:34 C 06 52 33.37 +36 20 55.2 o C41
2014-12-22 20:54:00 C 06 52 32.88 +36 20 55.5 o C41
2014-12-22 22:06:56 C 06 52 23.03 +36 21 08.0 o C41
2014-12-23 05:26:39 C 06 51 25.95 +36 22 19.1 q 703
2014-12-23 05:37:39 C 06 51 24.47 +36 22 21.1 q 703
2014-12-23 05:48:40 C 06 51 23.01 +36 22 22.7 q 703
2014-12-23 05:59:40 C 06 51 21.52 +36 22 24.9 q 703
2014-12-26 23:05:19 C 06 39 53.57 +36 31 56.4 q 160
2014-12-26 23:07:26 C 06 39 53.29 +36 31 56.1 q 160
2014-12-26 23:09:24 C 06 39 53.07 +36 31 56.4 q 160
2014-12-26 23:29:48 C 06 39 50.46 +36 31 57.5 c A24
2014-12-26 23:30:50 C 06 39 50.32 +36 31 57.6 c A24
2014-12-27 00:42:47 C 06 39 41.05 +36 32 01.7 c A24
2014-12-27 00:43:50 C 06 39 40.93 +36 32 01.7 c A24
2014-12-28 17:00:14 C 06 34 42.59 +36 33 29.7 u 557
2014-12-28 17:31:05 C 06 34 38.81 +36 33 31.1 u 557
2014-12-28 17:59:02 C 06 34 35.41 +36 33 32.3 u 557
2014-12-29 08:08:49 C 06 32 51.55 +36 33 49.4 q G96
2014-12-29 08:19:26 C 06 32 50.24 +36 33 49.5 q G96
2014-12-29 08:29:22 C 06 32 49.00 +36 33 49.4 q G96
2014-12-29 08:39:01 C 06 32 47.81 +36 33 49.3 q G96
2014-12-29 16:57:29 C 06 31 48.82 +36 33 41.5 u 557
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)