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
2024-11-25 14:13:04 C 10 57 08.820 +42 57 18.68 V T05
2024-11-25 15:51:22 C 10 57 10.985 +42 58 15.28 V T05
2024-11-28 23:45:33 C 10 58 51.600 +43 44 55.64 Z C23
2024-11-29 00:37:54 C 10 58 52.495 +43 45 27.58 Z C23
2024-11-29 00:56:17 C 10 58 52.801 +43 45 44.16 W M01
2024-11-29 00:59:09 C 10 58 52.824 +43 45 41.80 Z C23
2024-11-29 01:57:27 C 10 58 53.650 +43 46 22.66 W M01
2024-11-29 02:55:55 C 10 58 54.512 +43 46 58.72 W M01
2024-11-29 13:52:55 C 10 59 05.388 +43 53 41.57 V T05
2024-11-29 13:54:55 C 10 59 05.424 +43 53 42.76 V T05
2024-11-29 13:56:55 C 10 59 05.458 +43 53 44.09 V T05
2024-11-29 13:59:32 C 10 59 05.482 +43 53 45.56 V T05
2024-11-29 14:04:48 C 10 59 05.551 +43 53 48.88 V T05
2024-11-29 14:31:36 C 10 59 05.894 +43 54 05.80 V T05
2024-11-29 14:33:35 C 10 59 05.916 +43 54 07.34 V T05
2024-11-29 14:39:35 C 10 59 06.012 +43 54 10.84 V T05
2024-11-29 22:56:51 C 10 59 13.589 +43 59 11.04 Z C23
2024-11-29 23:08:49 C 10 59 13.642 +43 59 16.58 Z C23
2024-12-02 08:03:25 C 10 59 53.06 +44 35 34.1 q U55
2024-12-02 08:12:08 C 10 59 53.25 +44 35 40.5 q U55
2024-12-02 08:21:01 C 10 59 53.38 +44 35 46.0 q U55
2024-12-04 07:55:52 C 11 00 09.88 +45 07 26.0 q U55
2024-12-04 08:04:56 C 11 00 09.83 +45 07 32.8 q U55
2024-12-04 08:14:01 C 11 00 09.78 +45 07 40.6 q U55
2024-12-05 12:49:42 C 11 00 12.161 +45 27 22.82 V T08
2024-12-05 13:08:52 C 11 00 12.106 +45 27 36.43 V T08
2024-12-05 13:20:28 C 11 00 12.053 +45 27 44.82 V T08
2024-12-05 13:35:15 C 11 00 12.036 +45 27 55.30 V T08
2024-12-07 13:31:44 C 11 00 02.239 +46 01 45.70 V T05
2024-12-07 13:34:21 C 11 00 02.196 +46 01 47.75 V T05
2024-12-07 13:42:15 C 11 00 02.136 +46 01 53.62 V T05
2024-12-07 13:52:07 C 11 00 02.035 +46 02 00.64 V T05
2024-12-09 10:28:21 C 10 59 37.208 +46 34 28.13 V G96
2024-12-09 10:35:46 C 10 59 37.100 +46 34 33.71 V G96
2024-12-09 10:43:11 C 10 59 36.996 +46 34 39.29 V G96
2024-12-09 10:50:36 C 10 59 36.884 +46 34 44.98 V G96
2024-12-11 15:25:30 C 10 58 46.939 +47 14 13.85 V T05
2024-12-11 15:29:26 C 10 58 46.841 +47 14 16.76 V T05
2024-12-11 15:33:43 C 10 58 46.759 +47 14 19.90 V T05
2024-12-11 15:42:09 C 10 58 46.550 +47 14 26.56 V T05
2024-12-19 13:28:13 C 10 52 26.314 +49 44 36.56 V T05
2024-12-19 13:30:51 C 10 52 26.174 +49 44 38.80 V T05
2024-12-19 13:40:52 C 10 52 25.646 +49 44 47.04 V T05
2024-12-19 13:47:02 C 10 52 25.327 +49 44 52.04 X F52
2024-12-19 14:11:41 C 10 52 24.058 +49 45 12.38 V T05
2024-12-19 14:25:49 C 10 52 23.302 +49 45 23.97 X F52
2024-12-19 14:45:18 C 10 52 22.284 +49 45 39.97 X F52
2024-12-20 10:55:33 C 10 51 21.532 +50 02 04.27 V 703
2024-12-20 10:59:03 C 10 51 21.348 +50 02 07.19 V 703
2024-12-20 11:02:33 C 10 51 21.172 +50 02 10.03 V 703
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)