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
2017-02-01 06:06:12 C 08 27 40.62 +30 51 09.6 q 703
2017-02-01 06:13:57 C 08 27 40.03 +30 51 11.4 q 703
2017-02-01 06:21:39 C 08 27 39.44 +30 51 12.3 q 703
2017-02-01 06:29:23 C 08 27 38.76 +30 51 14.3 q 703
2017-02-04 06:35:16 C 08 21 51.83 +31 02 39.5 q G96
2017-02-04 06:41:23 C 08 21 51.30 +31 02 40.3 q G96
2017-02-04 06:47:28 C 08 21 50.81 +31 02 41.3 q G96
2017-02-04 06:53:34 C 08 21 50.32 +31 02 41.9 q G96
2017-02-14 10:09:40 C 08 04 28.518 +31 20 40.82 L F51
2017-02-14 10:10:36 C 08 04 28.457 +31 20 40.80 L F51
2017-02-14 10:28:04 C 08 04 27.314 +31 20 40.99 L F51
2017-02-14 10:29:00 C 08 04 27.258 +31 20 40.95 L F51
2017-02-14 10:46:23 C 08 04 26.127 +31 20 41.09 L F51
2017-02-14 10:47:18 C 08 04 26.076 +31 20 41.12 L F51
2017-02-14 11:04:45 C 08 04 24.939 +31 20 41.22 L F51
2017-02-14 11:05:40 C 08 04 24.881 +31 20 41.20 L F51
2017-02-21 06:48:57 C 07 55 10.467 +31 17 22.26 L F51
2017-02-21 07:05:42 C 07 55 09.599 +31 17 21.48 L F51
2017-02-23 05:59:26 C 07 52 54.97 +31 14 32.1 R G45
2017-02-23 06:07:03 C 07 52 54.62 +31 14 31.6 R G45
2017-02-23 06:14:26 C 07 52 54.25 +31 14 31.1 R G45
2017-02-23 06:21:05 C 07 52 53.94 +31 14 30.6 R G45
2017-02-23 06:28:32 C 07 52 53.57 +31 14 30.4 R G45
2017-02-24 03:27:54 C 07 51 57.47 +31 13 00.9 q G96
2017-02-24 03:33:59 C 07 51 57.21 +31 13 00.6 q G96
2017-02-24 03:40:04 C 07 51 56.91 +31 13 00.2 q G96
2017-02-24 03:46:09 C 07 51 56.60 +31 12 59.7 q G96
2017-02-27 04:36:38 C 07 48 58.25 +31 06 46.9 q 703
2017-02-27 04:44:35 C 07 48 57.97 +31 06 47.6 q 703
2017-02-27 04:52:32 C 07 48 57.63 +31 06 47.3 q 703
2017-02-27 05:09:24 C 07 48 56.85 +31 06 46.3 q 703
2017-03-05 04:48:07 C 07 44 25.31 +30 50 35.5 q G96
2017-03-05 04:54:14 C 07 44 25.18 +30 50 34.5 q G96
2017-03-05 05:00:20 C 07 44 24.95 +30 50 33.8 q G96
2017-03-05 05:14:47 C 07 44 24.60 +30 50 31.8 q G96
2017-04-28 04:16:11 C 08 03 29.69 +26 43 31.0 q G96
2017-04-28 04:22:16 C 08 03 29.93 +26 43 29.4 q G96
2017-04-28 04:28:20 C 08 03 30.27 +26 43 28.2 q G96
2017-04-28 04:34:26 C 08 03 30.48 +26 43 27.6 q G96
2017-05-17 03:20:41 C 08 25 20.55 +24 50 59.9 q G96
2017-05-17 03:26:40 C 08 25 20.92 +24 50 57.7 q G96
2017-05-17 03:32:38 C 08 25 21.17 +24 50 56.3 q G96
2017-05-17 03:38:38 C 08 25 21.62 +24 50 54.7 q G96
2018-11-14 14:45:31 C 10 29 17.849 +16 26 41.11 U F52
2018-11-14 15:00:06 C 10 29 18.448 +16 26 39.19 U F52
2018-11-14 15:14:44 C 10 29 19.041 +16 26 37.43 U F52
2018-11-14 15:29:25 C 10 29 19.617 +16 26 35.60 U F52
2018-12-04 11:53:28 C 10 45 10.62 +15 53 14.2 V G96
2018-12-04 12:00:52 C 10 45 10.79 +15 53 13.8 V G96
2018-12-04 12:08:16 C 10 45 10.95 +15 53 13.5 V G96
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)