1864 Daedalus (1971 FA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6144457497 ± 9.02e-09
Semi-major axis (a)1.4608394399 AU ± 7.41e-10
Inclination (i)22.21687740° ± 1.11e-06
Long. of Asc. Node (Ω)6.59701837° ± 1.87e-06
Arg. of Perihelion (ω)325.66177542° ± 1.90e-06
Mean Anomaly (M)257.57085481° ± 1.82e-06
Mean Motion (n)0.5582240560°/day ± 4.25e-10
Perihelion dist (q)0.56323286 AU ± 1.32e-08
Aphelion dist (Q)2.35844602 AU ± 1.32e-08
Orbital Period1.76564638 yr ± 1.34e-09
Physical Parameters
H (abs. magnitude)14.83
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.311″
Uncertainty0
Orbit TypeApollo
MOID0.269202 AU
Observations Used6128
Radar Obs Used1
Gaia Obs Used126
Oppositions20
Arc Total1971-2026
First Observation Used1971-03-24
Last Observation Used2026-04-04
Observations (7777)
Date Type RA Dec Mag Band Observatory
2024-04-30 10:33:02 C 10 59 09.57 -05 35 03.7 Z R78
2024-04-30 10:34:10 C 10 59 09.46 -05 35 03.7 Z R78
2024-04-30 10:35:18 C 10 59 09.34 -05 35 03.7 Z R78
2024-04-30 10:36:27 C 10 59 09.25 -05 35 03.7 Z R78
2024-04-30 10:37:35 C 10 59 09.11 -05 35 03.7 Z R78
2024-04-30 10:38:43 C 10 59 09.00 -05 35 03.7 Z R78
2024-04-30 10:39:51 C 10 59 08.88 -05 35 03.8 Z R78
2024-04-30 10:41:00 C 10 59 08.75 -05 35 03.8 Z R78
2024-04-30 10:42:08 C 10 59 08.65 -05 35 03.9 Z R78
2024-04-30 10:43:16 C 10 59 08.55 -05 35 03.9 Z R78
2024-04-30 10:44:24 C 10 59 08.43 -05 35 03.9 Z R78
2024-04-30 10:45:33 C 10 59 08.31 -05 35 03.9 Z R78
2024-04-30 10:46:41 C 10 59 08.20 -05 35 04.0 Z R78
2024-04-30 10:47:49 C 10 59 08.08 -05 35 03.9 Z R78
2024-04-30 10:48:57 C 10 59 07.98 -05 35 04.0 Z R78
2024-04-30 10:50:06 C 10 59 07.85 -05 35 03.9 Z R78
2024-04-30 10:51:14 C 10 59 07.76 -05 35 03.9 Z R78
2024-04-30 10:52:22 C 10 59 07.63 -05 35 03.9 Z R78
2024-04-30 10:53:30 C 10 59 07.51 -05 35 04.0 Z R78
2024-04-30 10:54:40 C 10 59 07.39 -05 35 04.1 Z R78
2024-04-30 10:55:48 C 10 59 07.28 -05 35 04.0 Z R78
2024-04-30 10:56:56 C 10 59 07.18 -05 35 04.1 Z R78
2024-04-30 10:58:04 C 10 59 07.04 -05 35 04.1 Z R78
2024-04-30 10:59:13 C 10 59 06.95 -05 35 04.0 Z R78
2024-04-30 11:00:21 C 10 59 06.82 -05 35 04.1 Z R78
2024-04-30 11:01:29 C 10 59 06.68 -05 35 04.2 Z R78
2024-04-30 11:02:37 C 10 59 06.59 -05 35 04.2 Z R78
2024-04-30 11:03:46 C 10 59 06.48 -05 35 04.3 Z R78
2024-04-30 11:04:54 C 10 59 06.37 -05 35 04.2 Z R78
2024-04-30 11:06:02 C 10 59 06.25 -05 35 04.2 Z R78
2024-04-30 11:07:10 C 10 59 06.15 -05 35 04.3 Z R78
2024-04-30 11:08:19 C 10 59 06.03 -05 35 04.4 Z R78
2024-04-30 11:09:27 C 10 59 05.92 -05 35 04.3 Z R78
2024-04-30 11:10:35 C 10 59 05.80 -05 35 04.3 Z R78
2024-04-30 11:11:43 C 10 59 05.68 -05 35 04.3 Z R78
2024-04-30 11:12:52 C 10 59 05.57 -05 35 04.4 Z R78
2024-04-30 11:14:00 C 10 59 05.45 -05 35 04.4 Z R78
2024-04-30 11:15:09 C 10 59 05.34 -05 35 04.4 Z R78
2024-04-30 11:16:17 C 10 59 05.22 -05 35 04.4 Z R78
2024-04-30 11:17:26 C 10 59 05.12 -05 35 04.4 Z R78
2024-04-30 11:18:34 C 10 59 05.00 -05 35 04.6 Z R78
2024-04-30 11:19:42 C 10 59 04.88 -05 35 04.4 Z R78
2024-04-30 11:20:50 C 10 59 04.77 -05 35 04.4 Z R78
2024-04-30 11:21:59 C 10 59 04.65 -05 35 04.6 Z R78
2024-04-30 11:23:07 C 10 59 04.53 -05 35 04.6 Z R78
2024-04-30 11:24:15 C 10 59 04.43 -05 35 04.5 Z R78
2024-04-30 11:25:23 C 10 59 04.32 -05 35 04.4 Z R78
2024-04-30 11:26:32 C 10 59 04.19 -05 35 04.4 Z R78
2024-04-30 11:27:40 C 10 59 04.10 -05 35 04.6 Z R78
2024-04-30 11:28:48 C 10 59 03.97 -05 35 04.7 Z R78
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-11-25 18:18:00 332241055.93 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)