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
2019-02-11 00:19:53 C 10 05 26.08 +23 01 44.2 V C95
2019-02-11 00:21:56 C 10 05 25.97 +23 01 44.7 V C95
2019-02-24 23:07:05 C 09 40 42.90 +24 47 00.7 d B66
2019-02-25 00:11:35 C 09 40 38.17 +24 47 17.3 d B66
2019-02-27 10:11:07 C 09 36 30.55 +25 00 25.0 V T08
2019-02-27 10:25:26 C 09 36 29.50 +25 00 28.6 V T08
2019-02-27 10:50:03 C 09 36 27.84 +25 00 32.4 V T08
2019-02-27 10:56:26 C 09 36 27.31 +25 00 33.9 V T08
2019-02-28 06:07:08 C 09 35 07.19 +25 04 30.2 V 703
2019-02-28 06:14:53 C 09 35 06.70 +25 04 31.4 V 703
2019-02-28 06:22:38 C 09 35 06.09 +25 04 32.7 V 703
2019-03-03 09:44:36 C 09 29 59.23 +25 18 16.2 V T08
2019-03-03 10:00:19 C 09 29 58.17 +25 18 18.9 V T08
2019-03-03 10:03:13 C 09 29 57.99 +25 18 20.8 V T08
2019-03-03 10:27:23 C 09 29 56.26 +25 18 23.5 V T08
2019-03-06 05:09:54 C 09 25 38.82 +25 28 04.4 V G96
2019-03-06 05:17:19 C 09 25 38.36 +25 28 05.2 V G96
2019-03-06 05:24:43 C 09 25 37.87 +25 28 06.5 V G96
2019-03-06 05:32:07 C 09 25 37.39 +25 28 07.3 V G96
2019-03-09 05:12:25 C 09 21 17.18 +25 36 02.1 V 703
2019-03-09 05:13:04 C 09 21 17.34 +25 36 04.6 V 703
2019-03-09 05:19:58 C 09 21 16.69 +25 36 03.8 V 703
2019-03-09 05:27:33 C 09 21 16.31 +25 36 04.6 V 703
2019-03-09 05:35:07 C 09 21 15.86 +25 36 05.5 V 703
2019-03-09 05:35:45 C 09 21 15.93 +25 36 05.1 V 703
2019-03-10 13:17:51 C 09 19 27.02 +25 38 48.0 q D29
2019-03-10 13:38:13 C 09 19 25.88 +25 38 49.9 q D29
2019-03-10 13:58:35 C 09 19 24.69 +25 38 50.8 q D29
2019-04-02 05:34:14 C 08 59 27.34 +25 21 32.1 V G96
2019-04-02 05:42:21 C 08 59 27.21 +25 21 31.0 V G96
2019-04-02 05:50:27 C 08 59 27.06 +25 21 30.4 V G96
2019-04-02 05:58:33 C 08 59 26.92 +25 21 29.3 V G96
2019-04-04 14:23:30 C 08 58 37.10 +25 14 14.2 q D29
2019-04-04 14:43:52 C 08 58 36.84 +25 14 11.6 q D29
2019-04-04 15:04:14 C 08 58 36.52 +25 14 08.2 q D29
2019-04-27 03:11:26 C 09 00 56.06 +23 31 52.2 V G96
2019-04-27 03:19:40 C 09 00 56.22 +23 31 50.3 V G96
2019-04-27 03:27:54 C 09 00 56.34 +23 31 48.4 V G96
2019-04-27 03:36:07 C 09 00 56.52 +23 31 46.2 V G96
2020-02-25 02:36:24 C 01 16 52.70 +10 16 08.1 U I41
2020-02-25 02:41:30 C 01 16 53.55 +10 16 13.9 U I41
2020-02-25 02:43:36 C 01 16 53.91 +10 16 16.4 U I41
2020-02-25 02:48:42 C 01 16 54.77 +10 16 22.3 U I41
2020-02-25 02:50:48 C 01 16 55.12 +10 16 24.8 U I41
2020-02-25 02:55:57 C 01 16 55.98 +10 16 30.8 U I41
2020-02-25 02:58:01 C 01 16 56.34 +10 16 33.3 U I41
2020-02-25 03:03:10 C 01 16 57.21 +10 16 39.4 U I41
2020-11-19 14:16:47 C 11 21 42.142 +10 21 21.09 U F51
2020-11-19 14:34:12 C 11 21 42.986 +10 21 16.89 U F51
2020-11-19 14:51:33 C 11 21 43.817 +10 21 13.17 U F51
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)