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
2024-05-12 19:26:15 C 10 35 00.71 -05 55 14.9 X G02
2024-05-14 19:20:37 C 10 32 02.801 -06 01 09.98 V M22
2024-05-14 20:06:23 C 10 31 59.981 -06 01 16.36 V M22
2024-05-14 20:21:28 C 10 31 59.042 -06 01 18.16 V M22
2024-05-14 20:45:43 C 10 31 57.593 -06 01 21.72 V M22
2024-05-18 19:32:13 C 10 26 49.817 -06 16 09.70 V M22
2024-05-18 20:16:04 C 10 26 47.556 -06 16 17.11 V M22
2024-05-18 20:57:14 C 10 26 45.461 -06 16 24.06 V M22
2024-05-18 21:33:13 C 10 26 43.666 -06 16 30.14 V M22
2024-05-21 21:09:12 C 10 23 27.689 -06 29 59.17 V M22
2024-05-21 21:13:31 C 10 23 27.466 -06 29 59.82 V M22
2024-05-21 21:23:12 C 10 23 27.084 -06 30 02.05 V M22
2024-05-22 18:52:40 C 10 22 34.198 -06 34 27.37 V M22
2024-05-22 18:57:20 C 10 22 33.991 -06 34 28.31 V M22
2024-05-22 19:06:44 C 10 22 33.586 -06 34 30.47 V M22
2024-05-22 19:21:59 C 10 22 32.950 -06 34 33.64 V M22
2024-05-24 07:42:59 C 10 21 08.662 -06 42 35.46 V T08
2024-05-24 07:47:05 C 10 21 08.501 -06 42 36.40 V T08
2024-05-24 07:55:16 C 10 21 08.182 -06 42 38.56 V T08
2024-05-24 08:09:37 C 10 21 07.613 -06 42 41.40 V T08
2024-05-25 00:49:44 C 10 20 31.663 -06 46 18.48 V W68
2024-05-25 00:54:17 C 10 20 31.488 -06 46 19.49 V W68
2024-05-25 01:04:53 C 10 20 31.092 -06 46 21.90 V W68
2024-05-26 18:21:53 C 10 19 07.558 -06 56 08.59 V M22
2024-05-26 18:32:15 C 10 19 07.190 -06 56 11.11 V M22
2024-05-26 18:36:51 C 10 19 07.030 -06 56 12.34 V M22
2024-05-26 18:56:35 C 10 19 06.348 -06 56 17.05 V M22
2024-05-28 02:23:19 C 10 18 08.150 -07 04 09.01 V W68
2024-05-28 02:27:23 C 10 18 08.026 -07 04 10.09 V W68
2024-05-28 02:36:49 C 10 18 07.750 -07 04 12.36 V W68
2024-05-28 02:52:52 C 10 18 07.248 -07 04 16.50 V W68
2024-05-28 05:53:01 C 10 18 02.261 -07 05 12.77 V T08
2024-05-28 05:57:41 C 10 18 02.105 -07 05 13.96 V T08
2024-05-28 06:05:50 C 10 18 01.846 -07 05 16.26 V T08
2024-05-28 06:20:12 C 10 18 01.390 -07 05 19.72 V T08
2024-05-29 00:14:20 C 10 17 30.854 -07 09 49.82 V W68
2024-05-29 00:18:53 C 10 17 30.718 -07 09 51.16 V W68
2024-05-29 00:27:36 C 10 17 30.454 -07 09 53.50 V W68
2024-05-29 00:56:23 C 10 17 29.580 -07 10 00.88 V W68
2024-05-30 06:26:08 C 10 16 42.362 -07 18 06.77 V T05
2024-05-30 06:30:41 C 10 16 42.242 -07 18 07.96 V T05
2024-05-30 06:39:09 C 10 16 42.007 -07 18 10.19 V T05
2024-05-30 06:54:19 C 10 16 41.570 -07 18 14.36 V T05
2024-06-01 23:27:20 C 10 15 11.734 -07 36 30.78 V W68
2024-06-01 23:45:43 C 10 15 11.330 -07 36 36.61 V W68
2024-06-01 23:50:19 C 10 15 11.222 -07 36 37.91 V W68
2024-06-02 00:09:30 C 10 15 10.762 -07 36 43.45 V W68
2024-06-17 23:14:37 C 10 10 58.476 -09 53 59.89 V W68
2024-06-17 23:36:08 C 10 10 58.346 -09 54 08.71 V W68
2024-06-17 23:40:41 C 10 10 58.320 -09 54 10.55 V W68
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)