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
2023-10-13 14:50:20 C 08 29 26.602 +24 01 07.66 X F51
2023-10-13 14:56:49 C 08 29 26.989 +24 01 07.87 X F51
2023-10-13 15:03:17 C 08 29 27.382 +24 01 08.04 X F51
2023-10-14 14:39:42 C 08 30 53.659 +24 01 43.14 V T05
2023-10-14 14:45:47 C 08 30 54.048 +24 01 43.54 V T05
2023-10-14 15:11:14 C 08 30 55.517 +24 01 43.75 V T05
2023-10-14 15:26:26 C 08 30 56.436 +24 01 44.15 V T05
2023-10-18 14:13:41 C 08 36 23.722 +24 04 57.97 V T05
2023-10-18 14:25:04 C 08 36 24.310 +24 04 58.84 V T05
2023-10-18 14:42:22 C 08 36 25.236 +24 05 00.17 V T05
2023-10-18 14:52:50 C 08 36 25.771 +24 05 00.85 V T05
2023-10-24 13:41:26 C 08 43 39.134 +24 13 12.32 V T05
2023-10-24 13:46:06 C 08 43 39.298 +24 13 12.07 V T05
2023-10-24 13:53:56 C 08 43 39.670 +24 13 13.19 V T05
2023-10-24 14:10:31 C 08 43 40.459 +24 13 13.44 V T05
2023-10-30 13:47:03 C 08 49 39.382 +24 26 29.29 V T05
2023-10-30 13:51:37 C 08 49 39.602 +24 26 29.65 V T05
2023-10-30 13:52:16 C 08 49 39.578 +24 26 29.98 V T05
2023-10-30 13:57:40 C 08 49 39.780 +24 26 30.52 V T05
2023-10-30 14:10:20 C 08 49 40.258 +24 26 32.50 V T05
2023-10-30 14:20:11 C 08 49 40.596 +24 26 32.71 V T05
2023-10-30 14:24:44 C 08 49 40.745 +24 26 33.68 V T05
2023-10-31 19:42:11 C 08 50 44.03 +24 29 55.9 V O18
2023-10-31 19:51:57 C 08 50 44.36 +24 29 57.2 V O18
2023-10-31 20:01:45 C 08 50 44.69 +24 29 58.5 V O18
2023-11-09 13:44:06 C 08 56 28.668 +25 02 48.12 V T05
2023-11-09 13:48:39 C 08 56 28.901 +25 02 49.74 V T05
2023-11-09 13:57:08 C 08 56 28.963 +25 02 51.43 V T05
2023-11-09 14:15:42 C 08 56 29.314 +25 02 55.50 V T05
2023-11-11 13:35:35 C 08 57 18.804 +25 12 31.93 V T05
2023-11-11 13:40:08 C 08 57 18.862 +25 12 32.44 V T05
2023-11-11 13:48:40 C 08 57 18.912 +25 12 34.27 V T05
2023-11-11 14:03:51 C 08 57 19.181 +25 12 38.09 V T05
2023-11-12 12:13:34 C 08 57 38.304 +25 17 24.68 V V00
2023-11-12 12:21:31 C 08 57 38.394 +25 17 26.48 V V00
2023-11-12 12:29:27 C 08 57 38.488 +25 17 28.25 V V00
2023-11-12 12:37:22 C 08 57 38.574 +25 17 30.01 V V00
2023-11-13 13:21:25 C 08 57 57.372 +25 23 06.25 V T05
2023-11-13 13:29:25 C 08 57 57.473 +25 23 08.41 V T05
2023-11-13 13:32:41 C 08 57 57.528 +25 23 08.99 V T05
2023-11-13 13:44:26 C 08 57 57.624 +25 23 11.40 V T05
2023-11-17 13:31:21 C 08 58 39.002 +25 47 13.31 V T05
2023-11-17 13:35:54 C 08 58 39.022 +25 47 14.53 V T05
2023-11-17 13:41:06 C 08 58 39.034 +25 47 16.04 V T05
2023-11-17 13:52:08 C 08 58 39.017 +25 47 19.14 V T05
2023-11-18 07:04:43 C 08 58 41.261 +25 52 07.68 V W68
2023-11-18 07:23:41 C 08 58 41.263 +25 52 12.79 V W68
2023-11-18 07:28:16 C 08 58 41.258 +25 52 14.27 V W68
2023-11-18 07:38:06 C 08 58 41.242 +25 52 17.22 V W68
2023-11-21 13:44:35 C 08 58 29.870 +26 15 09.50 V T05
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)