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
2017-01-19 08:15:29 C 08 53 43.97 +29 29 38.8 q G96
2017-01-19 08:17:31 C 08 53 43.81 +29 29 39.8 q G96
2017-01-19 08:21:39 C 08 53 43.43 +29 29 41.3 q G96
2017-01-19 08:23:40 C 08 53 43.27 +29 29 42.0 q G96
2017-01-19 08:29:49 C 08 53 42.72 +29 29 43.9 q G96
2017-01-19 08:31:50 C 08 53 42.56 +29 29 44.6 q G96
2017-01-21 00:28:02 C 08 50 21.84 +29 42 56.1 q 160
2017-01-21 00:30:48 C 08 50 21.61 +29 42 56.7 q 160
2017-01-21 00:33:33 C 08 50 21.37 +29 42 57.3 q 160
2017-01-24 10:57:57 C 08 43 22.62 +30 07 56.6 L T05
2017-01-24 11:13:29 C 08 43 21.28 +30 08 00.1 L T05
2017-01-24 11:47:44 C 08 43 18.22 +30 08 09.6 L T05
2017-01-24 12:13:25 C 08 43 16.13 +30 08 16.5 L T05
2017-01-27 00:29:00 C 08 38 09.13 +30 24 12.0 q 160
2017-01-27 00:32:05 C 08 38 08.98 +30 24 13.8 q 160
2017-01-27 00:35:10 C 08 38 08.73 +30 24 16.0 q 160
2017-01-27 03:38:43 C 08 37 53.51 +30 25 00.8 q W34
2017-01-27 03:59:00 C 08 37 51.75 +30 25 05.8 q W34
2017-01-27 04:16:07 C 08 37 50.26 +30 25 10.0 q W34
2017-01-27 06:10:01 C 08 37 40.63 +30 25 38.5 q G96
2017-01-27 06:18:09 C 08 37 39.92 +30 25 40.8 q G96
2017-01-27 06:24:20 C 08 37 39.40 +30 25 42.3 q G96
2017-01-27 06:30:29 C 08 37 38.87 +30 25 43.7 q G96
2017-01-28 05:33:40 C 08 35 42.13 +30 31 15.0 R G45
2017-01-28 05:41:06 C 08 35 41.49 +30 31 16.9 R G45
2017-01-28 05:49:30 C 08 35 40.79 +30 31 18.7 R G45
2017-01-28 05:57:33 C 08 35 40.10 +30 31 20.5 R G45
2017-01-28 10:26:16 C 08 35 17.25 +30 32 24.0 L T05
2017-01-28 10:26:58 C 08 35 17.35 +30 32 24.5 L T05
2017-01-28 11:12:48 C 08 35 13.35 +30 32 35.4 L T05
2017-01-28 11:13:30 C 08 35 13.23 +30 32 35.1 L T05
2017-01-28 11:15:37 C 08 35 12.99 +30 32 35.8 L T05
2017-01-28 11:17:54 C 08 35 12.76 +30 32 37.0 L T05
2017-01-28 11:39:47 C 08 35 11.04 +30 32 41.7 L T05
2017-01-28 11:43:07 C 08 35 10.78 +30 32 41.9 L T05
2017-01-28 11:50:53 C 08 35 09.97 +30 32 44.7 L T05
2017-01-29 06:06:19 C 08 33 38.41 +30 36 48.5 q 703
2017-01-29 06:35:13 C 08 33 35.88 +30 36 54.2 q 703
2017-01-29 06:41:43 C 08 33 35.31 +30 36 56.2 q 703
2017-01-29 06:47:53 C 08 33 34.81 +30 36 57.7 q 703
2017-01-29 08:19:29 C 08 33 27.337 +30 37 18.96 L F51
2017-01-29 08:20:35 C 08 33 27.241 +30 37 19.23 L F51
2017-01-29 08:37:58 C 08 33 25.750 +30 37 23.17 L F51
2017-01-29 08:54:14 C 08 33 24.356 +30 37 26.74 L F51
2017-01-29 08:55:18 C 08 33 24.266 +30 37 27.03 L F51
2017-01-29 09:11:28 C 08 33 22.874 +30 37 30.62 L F51
2017-01-29 09:12:32 C 08 33 22.786 +30 37 30.88 L F51
2017-01-30 00:53:59 C 08 32 03.86 +30 40 48.9 q 160
2017-01-30 00:57:08 C 08 32 03.58 +30 40 50.1 q 160
2017-01-30 01:00:23 C 08 32 03.30 +30 40 50.1 q 160
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)