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 07:35:59 C 10 59 27.45 -05 35 00.3 Z R78
2024-04-30 07:37:07 C 10 59 27.34 -05 35 00.4 Z R78
2024-04-30 07:38:15 C 10 59 27.21 -05 35 00.3 Z R78
2024-04-30 07:39:24 C 10 59 27.11 -05 35 00.4 Z R78
2024-04-30 07:40:32 C 10 59 26.98 -05 35 00.3 Z R78
2024-04-30 07:41:40 C 10 59 26.88 -05 35 00.4 Z R78
2024-04-30 07:42:48 C 10 59 26.76 -05 35 00.5 Z R78
2024-04-30 07:43:57 C 10 59 26.64 -05 35 00.5 Z R78
2024-04-30 07:45:05 C 10 59 26.54 -05 35 00.5 Z R78
2024-04-30 07:46:13 C 10 59 26.41 -05 35 00.6 Z R78
2024-04-30 07:47:21 C 10 59 26.31 -05 35 00.5 Z R78
2024-04-30 07:48:30 C 10 59 26.18 -05 35 00.5 Z R78
2024-04-30 07:49:38 C 10 59 26.06 -05 35 00.6 Z R78
2024-04-30 07:50:46 C 10 59 25.96 -05 35 00.6 Z R78
2024-04-30 07:51:55 C 10 59 25.84 -05 35 00.7 Z R78
2024-04-30 07:53:03 C 10 59 25.72 -05 35 00.7 Z R78
2024-04-30 07:54:11 C 10 59 25.61 -05 35 00.7 Z R78
2024-04-30 07:55:19 C 10 59 25.50 -05 35 00.7 Z R78
2024-04-30 07:56:28 C 10 59 25.37 -05 35 00.7 Z R78
2024-04-30 07:57:36 C 10 59 25.27 -05 35 00.6 Z R78
2024-04-30 07:58:45 C 10 59 25.14 -05 35 00.8 Z R78
2024-04-30 07:59:53 C 10 59 25.04 -05 35 00.9 Z R78
2024-04-30 08:01:01 C 10 59 24.93 -05 35 00.8 Z R78
2024-04-30 08:02:10 C 10 59 24.81 -05 35 00.8 Z R78
2024-04-30 08:03:18 C 10 59 24.69 -05 35 00.9 Z R78
2024-04-30 08:04:26 C 10 59 24.57 -05 35 00.9 Z R78
2024-04-30 08:05:34 C 10 59 24.46 -05 35 00.9 Z R78
2024-04-30 08:06:43 C 10 59 24.34 -05 35 00.9 Z R78
2024-04-30 08:07:51 C 10 59 24.21 -05 35 01.0 Z R78
2024-04-30 08:08:59 C 10 59 24.11 -05 35 01.0 Z R78
2024-04-30 08:10:07 C 10 59 24.00 -05 35 01.0 Z R78
2024-04-30 08:11:16 C 10 59 23.88 -05 35 01.0 Z R78
2024-04-30 08:12:24 C 10 59 23.77 -05 35 01.0 Z R78
2024-04-30 08:13:32 C 10 59 23.65 -05 35 01.0 Z R78
2024-04-30 08:14:40 C 10 59 23.54 -05 35 01.1 Z R78
2024-04-30 08:15:49 C 10 59 23.43 -05 35 01.0 Z R78
2024-04-30 08:16:57 C 10 59 23.30 -05 35 01.1 Z R78
2024-04-30 08:18:05 C 10 59 23.19 -05 35 01.2 Z R78
2024-04-30 08:19:14 C 10 59 23.07 -05 35 01.1 Z R78
2024-04-30 08:20:22 C 10 59 22.96 -05 35 01.3 Z R78
2024-04-30 08:21:30 C 10 59 22.85 -05 35 01.3 Z R78
2024-04-30 08:22:39 C 10 59 22.73 -05 35 01.2 Z R78
2024-04-30 08:23:47 C 10 59 22.62 -05 35 01.3 Z R78
2024-04-30 08:24:56 C 10 59 22.51 -05 35 01.2 Z R78
2024-04-30 08:26:04 C 10 59 22.38 -05 35 01.3 Z R78
2024-04-30 08:27:12 C 10 59 22.27 -05 35 01.3 Z R78
2024-04-30 08:28:20 C 10 59 22.15 -05 35 01.4 Z R78
2024-04-30 08:29:29 C 10 59 22.04 -05 35 01.4 Z R78
2024-04-30 08:30:37 C 10 59 21.92 -05 35 01.4 Z R78
2024-04-30 08:31:45 C 10 59 21.81 -05 35 01.4 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)