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
2014-03-13 19:02:08 C 12 33 45.97 +05 21 38.6 q D29
2014-03-20 19:36:58 C 12 20 42.35 +06 42 18.3 u 557
2014-03-20 20:07:24 C 12 20 39.73 +06 42 33.3 u 557
2014-03-20 20:29:02 C 12 20 37.87 +06 42 43.9 u 557
2014-03-28 04:44:35 C 12 04 42.91 +08 09 31.8 q G96
2014-03-28 04:51:10 C 12 04 42.28 +08 09 35.1 q G96
2014-03-28 04:57:43 C 12 04 41.64 +08 09 38.2 q G96
2014-03-28 05:04:15 C 12 04 40.99 +08 09 41.4 q G96
2014-03-28 20:01:34 C 12 03 15.29 +08 16 51.3 u 557
2014-03-28 21:46:47 C 12 03 05.01 +08 17 42.0 u 557
2014-03-28 22:46:13 C 12 02 59.19 +08 18 10.5 u 557
2014-03-28 23:48:23 C 12 02 53.10 +08 18 40.3 u 557
2014-03-29 00:43:12 C 12 02 47.73 +08 19 06.6 u 557
2014-03-31 05:33:05 C 11 57 41.24 +08 44 09.2 q 703
2014-03-31 05:40:16 C 11 57 40.49 +08 44 12.5 q 703
2014-03-31 05:47:28 C 11 57 39.80 +08 44 16.0 q 703
2014-03-31 05:54:39 C 11 57 39.06 +08 44 19.1 q 703
2014-04-05 14:47:43 C 11 44 57.04 +09 41 09.9 q D29
2014-04-05 15:10:37 C 11 44 54.71 +09 41 19.5 q D29
2014-04-05 15:33:32 C 11 44 52.38 +09 41 28.7 q D29
2014-04-05 21:43:08 C 11 44 16.08 +09 43 58.9 17.1 q A14
2014-04-05 22:05:45 C 11 44 13.79 +09 44 08.1 17.3 q A14
2014-04-05 22:28:24 C 11 44 11.48 +09 44 17.4 17.3 q A14
2014-04-06 16:48:28 C 11 42 22.60 +09 51 42.8 o 300
2014-04-06 16:52:45 C 11 42 22.14 +09 51 44.8 o 300
2014-04-06 16:57:04 C 11 42 21.73 +09 51 46.1 o 300
2014-04-06 17:09:58 C 11 42 20.44 +09 51 51.1 o 300
2014-04-07 06:16:28 C 11 41 03.68 +09 57 03.4 q 703
2014-04-07 06:28:01 C 11 41 02.50 +09 57 07.6 q 703
2014-04-07 06:39:32 C 11 41 01.33 +09 57 12.4 q 703
2014-04-07 06:51:03 C 11 41 00.16 +09 57 16.7 q 703
2014-04-08 12:54:50 C 11 38 04.05 +10 08 47.6 q D29
2014-04-08 13:17:12 C 11 38 01.83 +10 08 56.4 q D29
2014-04-08 13:39:34 C 11 37 59.59 +10 09 04.4 q D29
2014-04-12 04:57:13 C 11 29 35.82 +10 39 24.9 u H21
2014-04-12 05:01:57 C 11 29 35.35 +10 39 25.9 u H21
2014-04-12 05:06:48 C 11 29 34.91 +10 39 27.6 u H21
2014-04-14 20:27:14 C 11 23 42.66 +10 58 23.7 q Z81
2014-04-14 20:47:08 C 11 23 40.79 +10 58 29.4 q Z81
2014-04-14 21:27:49 C 11 23 36.96 +10 58 40.5 q Z81
2014-04-16 04:16:24 C 11 20 50.18 +11 06 51.6 u H21
2014-04-16 04:20:15 C 11 20 49.82 +11 06 52.4 u H21
2014-04-16 04:24:12 C 11 20 49.44 +11 06 53.7 u H21
2014-04-16 04:28:17 C 11 20 49.07 +11 06 54.4 u H21
2014-04-17 02:52:12 C 11 18 50.54 +11 12 26.5 u H21
2014-04-17 02:55:17 C 11 18 50.26 +11 12 27.2 u H21
2014-04-17 02:58:02 C 11 18 50.01 +11 12 27.8 u H21
2014-04-17 03:00:39 C 11 18 49.77 +11 12 28.6 u H21
2014-04-17 03:03:32 C 11 18 49.51 +11 12 29.2 u H21
2014-04-17 03:06:18 C 11 18 49.27 +11 12 29.9 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)