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
2023-04-10 03:23:09 C 05 46 25.896 +42 50 48.30 V G96
2023-04-10 03:34:31 C 05 46 27.149 +42 50 44.81 V G96
2023-04-10 03:45:53 C 05 46 28.441 +42 50 41.24 V G96
2023-04-16 05:37:53 C 06 02 46.615 +42 04 46.52 V T05
2023-04-16 05:42:05 C 06 02 46.901 +42 04 45.08 V T05
2023-04-16 05:52:54 C 06 02 48.168 +42 04 41.38 V T05
2023-04-16 06:10:34 C 06 02 50.081 +42 04 35.29 V T05
2023-11-05 12:30:12 C 12 05 47.278 +08 14 29.15 V G96
2023-11-05 12:34:13 C 12 05 47.501 +08 14 26.56 V G96
2023-11-05 12:38:15 C 12 05 47.706 +08 14 25.48 V G96
2023-11-05 12:42:16 C 12 05 47.868 +08 14 23.82 V G96
2024-01-13 14:04:44 C 13 21 48.600 -01 29 16.66 V T08
2024-01-13 14:08:43 C 13 21 48.662 -01 29 17.95 V T08
2024-01-13 14:13:22 C 13 21 48.790 -01 29 19.10 V T08
2024-01-13 14:33:16 C 13 21 49.354 -01 29 24.72 V T08
2024-01-18 08:14:11 C 13 25 02.904 -01 59 50.96 V W68
2024-01-18 08:23:20 C 13 25 03.142 -01 59 53.23 V W68
2024-01-18 08:41:10 C 13 25 03.590 -01 59 57.77 V W68
2024-01-18 08:52:44 C 13 25 03.895 -02 00 00.54 V W68
2024-01-19 15:10:52 C 13 25 50.899 -02 07 57.76 V T05
2024-01-19 15:15:38 C 13 25 51.024 -02 07 59.09 V T05
2024-01-19 15:25:11 C 13 25 51.250 -02 08 01.86 V T05
2024-01-19 15:43:23 C 13 25 51.679 -02 08 06.11 V T05
2024-01-20 00:55:43 C 13 26 05.803 -02 10 23.84 V M22
2024-01-20 01:00:17 C 13 26 05.887 -02 10 25.79 V M22
2024-01-20 01:06:49 C 13 26 06.026 -02 10 26.90 V M22
2024-01-20 01:57:34 C 13 26 07.265 -02 10 40.01 V M22
2024-01-22 07:42:44 C 13 27 24.518 -02 24 18.94 V W68
2024-01-22 07:47:58 C 13 27 24.665 -02 24 19.84 V W68
2024-01-22 07:59:22 C 13 27 24.914 -02 24 22.54 V W68
2024-01-22 08:15:50 C 13 27 25.229 -02 24 26.89 V W68
2024-01-23 13:35:11 C 13 28 04.632 -02 31 48.65 V T05
2024-01-23 13:37:47 C 13 28 04.661 -02 31 49.80 V T05
2024-01-23 13:42:59 C 13 28 04.774 -02 31 50.59 V T05
2024-01-23 13:56:01 C 13 28 05.021 -02 31 54.66 V T05
2024-02-04 11:51:07 C 13 32 28.450 -03 37 27.62 V T05
2024-02-04 11:54:22 C 13 32 28.464 -03 37 28.42 V T05
2024-02-04 12:07:16 C 13 32 28.586 -03 37 31.37 V T05
2024-02-04 12:09:52 C 13 32 28.574 -03 37 31.87 V T05
2024-02-06 14:08:42 C 13 32 48.677 -03 47 53.27 V T08
2024-02-06 14:11:21 C 13 32 48.655 -03 47 54.56 V T08
2024-02-06 14:16:51 C 13 32 48.718 -03 47 55.57 V T08
2024-02-06 14:24:12 C 13 32 48.749 -03 47 57.23 V T08
2024-02-08 15:08:57 C 13 32 59.902 -03 57 43.99 V T05
2024-02-08 15:13:04 C 13 32 59.902 -03 57 44.78 V T05
2024-02-08 15:37:13 C 13 32 59.899 -03 57 49.72 V T05
2024-02-08 15:48:11 C 13 32 59.916 -03 57 51.66 V T05
2024-02-09 01:22:46 C 13 33 01.349 -03 59 38.98 V M22
2024-02-09 01:55:50 C 13 33 01.344 -03 59 45.42 V M22
2024-02-09 02:00:25 C 13 33 01.334 -03 59 46.32 V M22
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)