1864 Daedalus — IAA Minor Planet Database

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 Period	1.76564638 yr ± 1.34e-09

Physical Parameters

H (abs. magnitude)	14.83
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-05-31
RMS Residual	0.311″
Uncertainty	0
Orbit Type	Apollo
MOID	0.269202 AU
Observations Used	6128
Radar Obs Used	1
Gaia Obs Used	126
Oppositions	20
Arc Total	1971-2026
First Observation Used	1971-03-24
Last Observation Used	2026-04-04

Observations (7777)

Date	Type	RA	Dec	Mag	Band	Observatory
2022-03-05 23:10:54	C	11 36 41.56	+17 59 52.0	–	V	G33
2022-03-05 23:13:49	C	11 36 41.34	+17 59 53.1	–	V	G33
2022-03-05 23:13:51	S	11 37 08.798	+17 59 52.01	–	V	C57
2022-03-05 23:13:51	s	1 -25951.057	0 +371391.89	2660.0	–	C57
2022-03-05 23:23:51	S	11 37 07.622	+17 59 56.69	–	V	C57
2022-03-05 23:23:51	s	1 -26345.523	0 +371304.89	1440.0	–	C57
2022-03-05 23:33:51	S	11 37 06.624	+17 59 57.44	–	V	C57
2022-03-05 23:33:51	s	1 -26739.923	0 +371216.85	9510.0	–	C57
2022-03-05 23:43:51	S	11 37 05.868	+18 00 01.91	–	V	C57
2022-03-05 23:43:51	s	1 -27134.256	0 +371127.77	6870.0	–	C57
2022-03-06 00:43:51	S	11 37 01.030	+18 00 11.02	–	V	C57
2022-03-06 00:43:51	s	1 -29498.786	0 +370571.46	5920.0	–	C57
2022-03-06 01:03:51	S	11 36 59.462	+18 00 21.71	–	V	C57
2022-03-06 01:03:51	s	1 -30286.375	0 +370377.69	9710.0	–	C57
2022-03-06 01:13:51	S	11 36 58.759	+18 00 23.08	–	V	C57
2022-03-06 01:13:51	s	1 -30680.055	0 +370279.25	480.0	–	C57
2022-03-06 01:33:51	S	11 36 57.065	+18 00 27.54	–	V	C57
2022-03-06 01:33:51	s	1 -31467.177	0 +370079.24	9730.0	–	C57
2022-03-06 01:43:51	S	11 36 56.244	+18 00 32.47	–	V	C57
2022-03-06 01:43:51	s	1 -31860.618	0 +369977.67	8200.0	–	C57
2022-03-06 01:53:51	S	11 36 55.274	+18 00 33.88	–	V	C57
2022-03-06 01:53:51	s	1 -32253.977	0 +369875.06	5900.0	–	C57
2022-03-06 02:03:51	S	11 36 54.658	+18 00 37.51	–	V	C57
2022-03-06 02:03:51	s	1 -32647.254	0 +369771.41	2830.0	–	C57
2022-03-06 02:13:51	S	11 36 53.784	+18 00 38.88	–	V	C57
2022-03-06 02:13:51	s	1 -33040.446	0 +369666.72	8960.0	–	C57
2022-03-06 02:23:51	S	11 36 52.872	+18 00 43.56	–	V	C57
2022-03-06 02:23:51	s	1 -33433.553	0 +369560.98	4310.0	–	C57
2022-03-06 02:43:51	S	11 36 51.202	+18 00 46.76	–	V	C57
2022-03-06 02:43:51	s	1 -34219.507	0 +369346.38	2620.0	–	C57
2022-03-06 02:53:51	S	11 36 50.527	+18 00 50.83	–	V	C57
2022-03-06 02:53:51	s	1 -34612.351	0 +369237.52	5570.0	–	C57
2022-03-06 03:03:51	S	11 36 49.680	+18 00 51.80	–	V	C57
2022-03-06 03:03:51	s	1 -35005.106	0 +369127.61	7710.0	–	C57
2022-03-06 03:13:51	S	11 36 48.871	+18 00 53.86	–	V	C57
2022-03-06 03:13:51	s	1 -35397.770	0 +369016.66	9030.0	–	C57
2022-03-06 03:23:51	S	11 36 48.050	+18 00 58.36	–	V	C57
2022-03-06 03:23:51	s	1 -35790.341	0 +368904.67	9540.0	–	C57
2022-03-06 03:33:51	S	11 36 47.057	+18 00 59.98	–	V	C57
2022-03-06 03:33:51	s	1 -36182.820	0 +368791.63	9220.0	–	C57
2022-03-06 03:43:51	S	11 36 46.270	+18 01 03.97	–	V	C57
2022-03-06 03:43:51	s	1 -36575.203	0 +368677.55	8060.0	–	C57
2022-03-06 03:53:51	S	11 36 45.806	+18 01 04.87	–	V	C57
2022-03-06 03:53:51	s	1 -36967.492	0 +368562.43	6080.0	–	C57
2022-03-06 04:03:51	S	11 36 44.818	+18 01 05.16	–	V	C57
2022-03-06 04:03:51	s	1 -37359.683	0 +368446.26	3250.0	–	C57
2022-03-06 04:13:51	S	11 36 44.033	+18 01 08.94	–	V	C57
2022-03-06 04:13:51	s	1 -37751.777	0 +368329.05	9570.0	–	C57
2022-03-06 04:33:51	S	11 36 42.475	+18 01 11.96	–	V	C57
2022-03-06 04:33:51	s	1 -38535.665	0 +368091.49	9660.0	–	C57

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1864 Daedalus (1971 FA)