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
2024-02-02 22:05:45 B 06 52 43.07 +34 07 48.2 X K19
2024-02-02 22:10:56 B 06 52 42.77 +34 07 47.8 X K19
2024-02-02 22:16:09 B 06 52 42.46 +34 07 47.2 X K19
2024-02-03 09:21:53 C 06 52 04.310 +34 06 25.52 V T08
2024-02-03 09:26:32 C 06 52 04.049 +34 06 26.14 V T08
2024-02-03 09:34:39 C 06 52 03.564 +34 06 23.94 V T08
2024-02-03 09:43:51 C 06 52 03.053 +34 06 23.08 V T08
2024-02-03 09:59:37 C 06 52 02.105 +34 06 20.99 V T08
2024-02-09 19:50:08 C 06 44 35.87 +33 43 37.1 V C40
2024-02-09 19:56:08 C 06 44 35.63 +33 43 36.3 V C40
2024-02-09 20:02:08 C 06 44 35.38 +33 43 34.9 V C40
2024-02-09 20:07:59 C 06 44 35.13 +33 43 33.7 V C40
2024-02-09 20:13:49 C 06 44 34.91 +33 43 32.6 V C40
2024-02-09 20:19:39 C 06 44 34.62 +33 43 31.8 V C40
2024-02-11 21:01:47 B 06 42 44.67 +33 35 23.8 X K19
2024-02-11 21:07:05 B 06 42 44.43 +33 35 22.8 X K19
2024-02-11 21:12:23 B 06 42 44.19 +33 35 21.9 X K19
2024-02-24 06:17:16 C 06 36 31.137 +32 41 08.92 X F52
2024-02-24 06:33:20 C 06 36 30.977 +32 41 05.37 X F52
2024-02-24 07:05:37 C 06 36 30.672 +32 40 59.42 X F52
2024-12-27 12:31:06 C 14 35 44.689 -12 53 04.49 V V00
2024-12-27 12:40:06 C 14 35 45.683 -12 53 09.85 V V00
2024-12-27 12:49:04 C 14 35 46.594 -12 53 14.82 V V00
2024-12-27 12:58:02 C 14 35 47.566 -12 53 20.11 V V00
2025-01-03 13:04:47 C 14 54 32.785 -14 30 34.88 V G96
2025-01-03 13:10:59 C 14 54 33.505 -14 30 38.23 V G96
2025-01-03 13:17:09 C 14 54 34.204 -14 30 41.94 V G96
2025-01-03 13:23:20 C 14 54 34.909 -14 30 45.58 V G96
2025-03-10 02:59:46 C 19 40 28.822 -23 23 49.27 V M22
2025-03-10 03:03:02 C 19 40 29.693 -23 23 47.76 V M22
2025-03-10 03:05:42 C 19 40 30.410 -23 23 47.08 V M22
2025-03-10 03:08:56 C 19 40 31.231 -23 23 46.07 V M22
2025-03-10 03:20:06 C 19 40 34.234 -23 23 41.17 V M22
2025-03-10 03:29:29 C 19 40 36.670 -23 23 37.61 V M22
2025-03-10 03:32:44 C 19 40 37.514 -23 23 36.56 V M22
2025-09-25 22:06:54 C 08 52 34.048 +22 30 23.71 W O18
2025-09-25 22:13:12 C 08 52 34.515 +22 30 22.40 W O18
2025-09-25 22:19:33 C 08 52 34.973 +22 30 21.11 W O18
2025-09-29 22:27:18 C 08 59 34.254 +22 11 31.24 W O18
2025-09-29 22:33:36 C 08 59 34.703 +22 11 30.48 W O18
2025-10-27 12:09:48 C 09 40 21.929 +20 20 01.90 V G96
2025-10-27 12:17:16 C 09 40 22.314 +20 20 00.82 V G96
2025-10-27 12:24:45 C 09 40 22.678 +20 19 59.74 V G96
2025-10-27 12:32:14 C 09 40 23.066 +20 19 59.05 V G96
2025-11-02 21:24:56 C 09 47 49.398 +20 02 31.93 W O18
2025-11-02 21:56:20 C 09 47 50.805 +20 02 29.10 W O18
2025-11-15 12:01:32 C 09 59 58.553 +19 42 37.08 V G96
2025-11-15 12:04:52 C 09 59 58.636 +19 42 36.65 V G96
2025-11-15 12:08:25 C 09 59 58.747 +19 42 36.90 V G96
2025-11-15 12:11:46 C 09 59 58.866 +19 42 36.79 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)