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
2023-03-15 05:35:26 C 14 06 59.282 -06 07 21.25 V W68
2023-03-15 05:38:02 C 14 06 59.249 -06 07 21.14 V W68
2023-03-15 05:42:35 C 14 06 59.167 -06 07 20.71 V W68
2023-03-15 06:09:17 C 14 06 58.752 -06 07 18.66 V W68
2023-03-15 23:54:17 C 14 06 44.47 -06 06 01.8 V M26
2023-03-15 23:58:27 C 14 06 44.37 -06 06 01.2 V M26
2023-03-16 00:02:38 C 14 06 44.32 -06 06 00.9 V M26
2023-03-17 11:38:34 C 14 06 09.602 -06 02 31.63 V T05
2023-03-17 11:41:10 C 14 06 09.516 -06 02 31.24 V T05
2023-03-17 11:45:44 C 14 06 09.444 -06 02 31.02 V T05
2023-03-17 12:24:47 C 14 06 08.606 -06 02 26.92 V T05
2023-03-18 01:47:42 C 14 05 53.196 -06 00 50.00 V M22
2023-03-18 01:52:21 C 14 05 53.090 -06 00 49.64 V M22
2023-03-18 02:42:57 C 14 05 51.929 -06 00 43.99 V M22
2023-03-18 03:23:55 C 14 05 51.012 -06 00 39.38 V M22
2023-03-18 12:06:04 C 14 05 41.015 -05 59 53.40 U F52
2023-03-18 12:25:21 C 14 05 40.547 -05 59 51.27 U F52
2023-03-18 12:44:38 C 14 05 40.075 -05 59 49.07 U F52
2023-03-18 13:03:57 C 14 05 39.605 -05 59 46.89 U F52
2023-03-19 06:16:27 C 14 05 17.335 -05 57 35.17 V W68
2023-03-19 06:19:03 C 14 05 17.261 -05 57 34.74 V W68
2023-03-19 06:23:35 C 14 05 17.141 -05 57 34.38 V W68
2023-03-19 06:31:23 C 14 05 16.937 -05 57 33.44 V W68
2023-03-21 11:34:53 C 14 03 54.914 -05 50 46.72 V T05
2023-03-21 11:39:22 C 14 03 54.773 -05 50 46.28 V T05
2023-03-21 11:46:32 C 14 03 54.540 -05 50 45.17 V T05
2023-03-21 12:28:19 C 14 03 53.167 -05 50 39.19 V T05
2023-03-21 22:12:01 C 14 03 36.350 -05 49 01.85 V M22
2023-03-21 22:16:34 C 14 03 36.199 -05 49 01.24 V M22
2023-03-21 22:21:07 C 14 03 36.055 -05 49 00.62 V M22
2023-03-21 22:29:00 C 14 03 35.794 -05 48 59.51 V M22
2023-03-23 04:41:40 C 14 02 37.603 -05 44 21.77 V W68
2023-03-23 05:19:37 C 14 02 36.194 -05 44 15.65 V W68
2023-03-23 05:39:26 C 14 02 35.455 -05 44 12.44 V W68
2023-03-23 17:31:24 C 14 02 10.618 -05 42 18.36 V P07
2023-03-23 18:59:18 C 14 02 07.128 -05 42 03.85 V P07
2023-03-23 19:47:56 C 14 02 05.213 -05 41 55.43 V P07
2023-03-23 21:07:59 C 14 02 02.064 -05 41 41.89 V P07
2023-03-25 12:11:21 C 14 00 32.189 -05 35 01.28 V T05
2023-03-25 12:15:54 C 14 00 31.968 -05 35 00.53 V T05
2023-03-25 13:01:23 C 14 00 29.906 -05 34 52.03 V T05
2023-03-25 13:09:35 C 14 00 29.532 -05 34 50.59 V T05
2023-03-25 13:24:15 C 14 00 28.891 -05 34 47.50 V T05
2023-03-26 09:09:57 C 13 59 38.504 -05 31 05.99 V 703
2023-03-26 09:17:29 C 13 59 38.134 -05 31 04.37 V 703
2023-03-26 09:25:00 C 13 59 37.788 -05 31 03.07 V 703
2023-03-26 09:32:33 C 13 59 37.417 -05 31 01.45 V 703
2023-03-27 05:25:24 C 13 58 43.474 -05 26 48.66 V W68
2023-03-27 05:28:02 C 13 58 43.332 -05 26 48.19 V W68
2023-03-27 05:31:58 C 13 58 43.130 -05 26 47.40 V W68
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)