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
2022-03-14 04:29:11 C 04 45 21.92 +28 45 43.9 V G96
2022-03-14 04:35:53 C 04 45 22.50 +28 45 43.9 V G96
2022-03-14 04:42:35 C 04 45 23.07 +28 45 45.1 V G96
2022-03-14 04:49:18 C 04 45 23.59 +28 45 44.8 V G96
2023-01-26 11:28:29 C 13 40 34.471 -04 33 58.18 V G96
2023-01-26 11:35:53 C 13 40 34.792 -04 33 59.76 V G96
2023-01-26 11:43:18 C 13 40 35.126 -04 34 01.45 V G96
2023-01-26 11:50:42 C 13 40 35.440 -04 34 02.96 V G96
2023-01-29 10:25:09 C 13 43 42.190 -04 48 17.50 V 703
2023-01-29 10:33:08 C 13 43 42.499 -04 48 19.87 V 703
2023-01-29 10:41:08 C 13 43 42.798 -04 48 21.56 V 703
2023-01-29 10:49:07 C 13 43 43.234 -04 48 23.72 V 703
2023-02-01 19:34:49 C 13 47 07.79 -05 03 37.1 V D29
2023-02-01 19:53:51 C 13 47 08.57 -05 03 39.1 V D29
2023-02-14 02:14:51 C 13 57 57.703 -05 48 13.93 V M22
2023-02-14 02:17:26 C 13 57 57.809 -05 48 14.83 V M22
2023-02-14 02:22:38 C 13 57 57.950 -05 48 15.01 V M22
2023-02-14 02:49:39 C 13 57 58.752 -05 48 18.36 V M22
2023-02-19 07:50:01 C 14 01 37.296 -06 01 31.37 V W68
2023-02-19 08:20:35 C 14 01 38.057 -06 01 34.57 V W68
2023-02-19 08:34:52 C 14 01 38.402 -06 01 35.29 V W68
2023-02-19 08:38:06 C 14 01 38.477 -06 01 36.26 V W68
2023-02-22 00:34:18 C 14 03 13.990 -06 06 51.73 V M22
2023-02-22 00:36:54 C 14 03 14.016 -06 06 51.77 V M22
2023-02-22 01:07:09 C 14 03 14.693 -06 06 53.89 V M22
2023-02-22 01:18:26 C 14 03 14.892 -06 06 54.32 V M22
2023-02-23 07:54:37 C 14 03 56.129 -06 09 03.42 V W68
2023-02-23 08:24:04 C 14 03 56.722 -06 09 05.44 V W68
2023-02-23 09:04:40 C 14 03 57.485 -06 09 08.14 V W68
2023-02-23 09:12:39 C 14 03 57.636 -06 09 08.68 V W68
2023-02-26 20:50:51 C 14 05 34.82 -06 13 51.6 V D29
2023-02-26 21:07:24 C 14 05 35.07 -06 13 52.3 V D29
2023-02-26 21:23:56 C 14 05 35.31 -06 13 52.9 V D29
2023-02-27 07:10:05 C 14 05 45.516 -06 14 07.91 V W68
2023-02-27 07:12:41 C 14 05 45.566 -06 14 08.20 V W68
2023-02-27 07:17:53 C 14 05 45.629 -06 14 08.16 V W68
2023-02-27 07:52:00 C 14 05 46.082 -06 14 10.18 V W68
2023-03-02 01:04:43 C 14 06 42.761 -06 16 10.85 V M22
2023-03-02 01:07:58 C 14 06 42.811 -06 16 10.92 V M22
2023-03-02 01:13:11 C 14 06 42.888 -06 16 10.78 V M22
2023-03-02 01:20:59 C 14 06 42.958 -06 16 11.10 V M22
2023-03-03 06:27:44 C 14 07 03.209 -06 16 41.81 V W68
2023-03-03 06:30:20 C 14 07 03.226 -06 16 42.06 V W68
2023-03-03 06:34:53 C 14 07 03.257 -06 16 42.13 V W68
2023-03-13 23:03:39 C 14 07 19.699 -06 09 40.79 V M22
2023-03-13 23:06:56 C 14 07 19.646 -06 09 40.50 V M22
2023-03-13 23:10:53 C 14 07 19.625 -06 09 40.32 V M22
2023-03-13 23:57:07 C 14 07 19.042 -06 09 37.30 V M22
2023-03-14 01:35:09 C 14 07 17.99 -06 09 30.8 o K95
2023-03-14 01:42:11 C 14 07 17.77 -06 09 30.3 o K95
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)