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
2014-01-07 10:45:45 C 12 45 29.48 +01 47 59.9 R G45
2014-01-07 11:02:55 C 12 45 30.09 +01 47 57.3 R G45
2014-01-07 11:04:23 C 12 45 30.07 +01 47 57.4 R G45
2014-01-07 11:23:07 C 12 45 30.69 +01 47 55.2 R G45
2014-02-10 11:57:24 C 13 00 19.358 +01 34 11.59 L F51
2014-02-10 12:17:18 C 13 00 19.241 +01 34 14.25 L F51
2014-02-10 12:37:16 C 13 00 19.130 +01 34 16.87 L F51
2014-02-20 11:57:28 C 12 57 14.53 +02 18 42.1 o 691
2014-02-20 12:22:58 C 12 57 13.92 +02 18 48.2 o 691
2014-02-20 12:48:30 C 12 57 13.30 +02 18 54.4 o 691
2014-02-26 13:38:40 C 12 53 03.497 +02 58 54.95 L F51
2014-02-26 13:56:15 C 12 53 02.835 +02 59 00.40 L F51
2014-02-26 14:13:55 C 12 53 02.170 +02 59 05.90 L F51
2014-02-26 14:31:32 C 12 53 01.508 +02 59 11.38 L F51
2014-02-27 10:29:33 C 12 52 18.11 +03 05 28.4 o 691
2014-02-27 10:54:59 C 12 52 17.10 +03 05 36.5 o 691
2014-02-27 11:20:27 C 12 52 16.10 +03 05 44.7 o 691
2014-02-27 11:48:19 C 12 52 15.410 +03 05 55.20 L F51
2014-02-27 12:05:58 C 12 52 14.707 +03 06 00.89 L F51
2014-02-27 12:23:42 C 12 52 14.004 +03 06 06.59 L F51
2014-02-27 12:41:28 C 12 52 13.292 +03 06 12.28 L F51
2014-03-02 19:15:19 C 12 48 58.93 +03 32 53.6 q D29
2014-03-02 19:38:14 C 12 48 57.84 +03 33 01.6 q D29
2014-03-02 20:01:07 C 12 48 56.70 +03 33 09.9 q D29
2014-03-07 08:22:02 C 12 43 30.25 +04 14 35.1 o 691
2014-03-07 08:47:30 C 12 43 28.77 +04 14 45.4 o 691
2014-03-07 09:12:58 C 12 43 27.29 +04 14 55.8 o 691
2014-03-07 09:31:58 C 12 43 26.21 +04 15 03.6 q 703
2014-03-07 09:39:10 C 12 43 25.78 +04 15 06.6 q 703
2014-03-07 09:39:14 C 12 43 25.77 +04 15 06.5 o 691
2014-03-07 09:46:24 C 12 43 25.36 +04 15 09.0 q 703
2014-03-07 09:53:37 C 12 43 24.98 +04 15 11.8 q 703
2014-03-07 10:00:49 C 12 43 24.51 +04 15 14.8 q 703
2014-03-07 10:04:42 C 12 43 24.29 +04 15 16.8 o 691
2014-03-07 10:30:12 C 12 43 22.81 +04 15 27.0 o 691
2014-03-08 22:46:30 C 12 41 18.22 +04 30 24.7 18.0 q A14
2014-03-08 23:09:03 C 12 41 16.84 +04 30 33.9 18.0 q A14
2014-03-08 23:31:35 C 12 41 15.45 +04 30 43.6 18.1 q A14
2014-03-12 06:25:15 C 12 36 16.86 +05 05 02.5 q H45
2014-03-12 06:26:40 C 12 36 16.80 +05 05 03.7 q H45
2014-03-12 06:27:48 C 12 36 16.72 +05 05 03.8 q H45
2014-03-12 06:28:55 C 12 36 16.63 +05 05 04.6 q H45
2014-03-12 06:30:19 C 12 36 16.56 +05 05 04.8 q H45
2014-03-12 06:31:59 C 12 36 16.42 +05 05 05.4 q H45
2014-03-12 08:37:08 C 12 36 07.95 +05 06 02.5 q G96
2014-03-12 08:45:02 C 12 36 07.40 +05 06 05.9 q G96
2014-03-12 08:52:55 C 12 36 06.85 +05 06 09.6 q G96
2014-03-12 09:00:49 C 12 36 06.30 +05 06 13.1 q G96
2014-03-13 18:14:43 C 12 33 49.38 +05 21 18.3 q D29
2014-03-13 18:38:25 C 12 33 47.64 +05 21 29.6 q D29
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)