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
2024-01-17 21:50:00 C 07 22 15.46 +34 24 07.2 V C40
2024-01-17 21:58:47 C 07 22 14.61 +34 24 07.8 V C40
2024-01-18 09:10:47 C 07 21 12.211 +34 24 51.80 V T08
2024-01-18 09:13:27 C 07 21 11.976 +34 24 52.02 V T08
2024-01-18 09:17:26 C 07 21 11.585 +34 24 52.67 V T08
2024-01-18 10:08:24 C 07 21 06.701 +34 24 55.55 V T08
2024-01-19 04:00:24 C 07 19 28.355 +34 25 46.13 V G96
2024-01-19 04:08:28 C 07 19 27.602 +34 25 46.70 V G96
2024-01-19 04:16:33 C 07 19 26.843 +34 25 47.03 V G96
2024-01-19 04:24:38 C 07 19 26.090 +34 25 47.60 V G96
2024-01-19 05:34:25 C 07 19 19.542 +34 25 51.28 V 703
2024-01-19 05:37:56 C 07 19 19.240 +34 25 51.64 V 703
2024-01-19 05:41:17 C 07 19 18.930 +34 25 52.00 V 703
2024-01-19 05:44:38 C 07 19 18.577 +34 25 52.03 V 703
2024-01-19 10:11:16 C 07 18 54.070 +34 26 04.63 V T08
2024-01-19 10:44:54 C 07 18 50.873 +34 26 06.18 V T08
2024-01-19 10:49:02 C 07 18 50.484 +34 26 06.43 V T08
2024-01-19 11:04:05 C 07 18 49.097 +34 26 06.72 V T08
2024-01-20 08:25:31 C 07 16 53.998 +34 26 48.55 V T05
2024-01-20 09:00:13 C 07 16 50.827 +34 26 50.06 V T05
2024-01-20 09:06:04 C 07 16 50.292 +34 26 50.35 V T05
2024-01-20 09:13:23 C 07 16 49.570 +34 26 50.06 V T05
2024-01-20 09:45:00 C 07 16 46.709 +34 26 50.86 V T05
2024-01-20 09:49:33 C 07 16 46.294 +34 26 51.25 V T05
2024-01-20 10:31:42 C 07 16 42.379 +34 26 52.30 V T05
2024-01-21 08:00:35 C 07 14 49.001 +34 27 15.34 V T05
2024-01-21 08:38:23 C 07 14 45.634 +34 27 16.27 V T05
2024-01-21 08:40:59 C 07 14 45.425 +34 27 16.06 V T05
2024-01-21 08:45:32 C 07 14 44.983 +34 27 16.42 V T05
2024-01-27 09:19:18 C 07 03 03.517 +34 23 06.38 X F52
2024-01-27 09:35:13 C 07 03 02.299 +34 23 05.30 X F52
2024-01-27 09:51:09 C 07 03 01.080 +34 23 04.27 X F52
2024-01-29 10:10:59 C 06 59 33.653 +34 19 22.33 V T05
2024-01-29 10:16:17 C 06 59 33.228 +34 19 22.37 V T05
2024-01-29 10:30:38 C 06 59 32.314 +34 19 20.17 V T05
2024-01-29 10:38:38 C 06 59 31.682 +34 19 20.06 V T05
2024-01-30 08:46:18 C 06 58 01.850 +34 17 20.11 V T08
2024-01-30 08:50:57 C 06 58 01.534 +34 17 18.74 V T08
2024-01-30 09:02:08 C 06 58 00.754 +34 17 18.02 V T08
2024-01-30 09:54:02 C 06 57 57.142 +34 17 12.23 V T08
2024-01-30 22:30:57 C 06 57 07.13 +34 15 53.9 V C40
2024-01-30 22:35:20 C 06 57 06.81 +34 15 53.9 V C40
2024-01-30 22:39:43 C 06 57 06.55 +34 15 53.7 V C40
2024-01-30 22:44:06 C 06 57 06.03 +34 15 52.2 V C40
2024-01-30 22:48:30 C 06 57 05.88 +34 15 52.9 V C40
2024-01-30 22:52:53 C 06 57 05.62 +34 15 51.2 V C40
2024-01-31 09:28:04 C 06 56 24.792 +34 14 51.54 V T08
2024-01-31 09:34:03 C 06 56 24.372 +34 14 50.14 V T08
2024-01-31 09:50:14 C 06 56 23.304 +34 14 48.41 V T08
2024-01-31 09:58:19 C 06 56 22.754 +34 14 47.26 V T08
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)