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
2025-11-15 12:15:18 C 09 59 58.978 +19 42 36.72 V G96
2025-11-15 12:18:39 C 09 59 59.096 +19 42 36.58 V G96
2025-11-15 12:22:11 C 09 59 59.204 +19 42 36.50 V G96
2025-11-15 12:25:31 C 09 59 59.312 +19 42 36.29 V G96
2025-11-27 14:17:08 C 10 07 52.717 +19 46 51.34 X F52
2025-11-27 14:33:46 C 10 07 53.027 +19 46 52.46 X F52
2025-11-27 14:50:26 C 10 07 53.335 +19 46 53.56 X F52
2025-11-29 20:50:49 C 10 08 53.34 +19 50 39.1 V D29
2025-11-29 21:11:11 C 10 08 53.68 +19 50 40.1 V D29
2025-11-29 21:31:33 C 10 08 53.99 +19 50 42.6 V D29
2025-12-18 17:40:47 C 10 10 25.01 +21 04 22.1 V D29
2025-12-18 18:01:07 C 10 10 24.71 +21 04 27.3 V D29
2025-12-19 11:14:31 C 10 10 11.741 +21 08 49.60 V V00
2025-12-19 11:22:34 C 10 10 11.622 +21 08 51.65 V V00
2025-12-19 11:30:37 C 10 10 11.503 +21 08 53.70 V V00
2025-12-19 11:38:40 C 10 10 11.384 +21 08 55.79 V V00
2025-12-25 12:48:58 C 10 07 30.052 +21 50 11.21 X F52
2025-12-25 13:28:40 C 10 07 29.029 +21 50 23.70 X F52
2025-12-25 13:48:57 C 10 07 28.503 +21 50 29.93 X F52
2025-12-27 19:01:05 C 10 06 04.82 +22 07 29.8 V D29
2025-12-27 19:21:27 C 10 06 04.21 +22 07 36.6 V D29
2025-12-27 19:41:48 C 10 06 03.58 +22 07 43.3 V D29
2026-01-11 10:09:10 C 09 51 18.929 +24 19 17.98 V T05
2026-01-11 10:13:48 C 09 51 18.686 +24 19 18.48 V T05
2026-01-11 10:21:14 C 09 51 18.245 +24 19 20.93 V T05
2026-01-11 10:35:49 C 09 51 17.597 +24 19 27.34 V T05
2026-01-11 16:30:00 C 09 50 57.716 +24 21 49.39 W O18
2026-01-11 16:56:32 C 09 50 56.195 +24 22 00.52 W O18
2026-01-12 21:07:21 C 09 49 19.18 +24 33 33.5 V D29
2026-01-12 21:27:43 C 09 49 17.96 +24 33 41.8 V D29
2026-01-12 21:48:05 C 09 49 16.75 +24 33 49.8 V D29
2026-01-13 21:03:18 C 09 47 54.56 +24 43 23.5 V D29
2026-01-13 21:04:34 C 09 47 54.49 +24 43 23.9 V D29
2026-01-13 21:23:39 C 09 47 53.31 +24 43 31.7 V D29
2026-01-13 21:24:56 C 09 47 53.24 +24 43 32.3 V D29
2026-01-13 21:44:01 C 09 47 52.08 +24 43 39.9 V D29
2026-01-13 21:45:17 C 09 47 52.00 +24 43 40.3 V D29
2026-01-14 11:00:36 C 09 47 04.594 +24 49 09.70 V T08
2026-01-14 11:03:13 C 09 47 04.382 +24 49 11.60 V T08
2026-01-14 11:07:52 C 09 47 04.193 +24 49 12.50 V T08
2026-01-14 11:15:07 C 09 47 03.727 +24 49 15.20 V T08
2026-01-14 16:32:45 C 09 46 44.480 +24 51 23.65 W O18
2026-01-14 17:54:11 C 09 46 39.399 +24 51 57.70 W O18
2026-01-14 20:24:51 C 09 46 29.74 +24 53 00.4 V D29
2026-01-14 20:45:13 C 09 46 28.46 +24 53 08.5 V D29
2026-01-14 21:05:35 C 09 46 27.18 +24 53 16.8 V D29
2026-01-16 10:53:14 C 09 44 05.582 +25 08 52.19 V T05
2026-01-16 10:58:04 C 09 44 05.285 +25 08 54.31 V T05
2026-01-16 11:04:40 C 09 44 04.862 +25 08 56.26 V T05
2026-01-16 11:22:50 C 09 44 03.636 +25 09 03.06 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)