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
2022-04-15 23:12:33 C 10 25 10.579 +18 25 48.76 V A16
2022-04-15 23:36:24 C 10 25 09.499 +18 25 43.61 V A16
2022-04-18 06:37:43 C 10 22 49.465 +18 13 35.04 V 703
2022-04-18 06:54:12 C 10 22 48.702 +18 13 30.90 V 703
2022-04-18 07:02:26 C 10 22 48.479 +18 13 29.06 V 703
2022-04-21 21:04:46 C 10 19 37.944 +17 52 25.50 V A16
2022-04-21 21:25:32 C 10 19 37.214 +17 52 20.06 V A16
2022-04-21 21:46:17 C 10 19 36.492 +17 52 14.84 V A16
2022-04-22 05:21:50 C 10 19 21.335 +17 50 17.92 V 703
2022-04-22 05:29:23 C 10 19 21.061 +17 50 15.65 V 703
2022-04-22 05:36:55 C 10 19 20.806 +17 50 14.17 V 703
2022-04-22 05:44:29 C 10 19 20.568 +17 50 12.05 V 703
2022-04-28 04:48:15 C 10 15 24.368 +17 09 59.33 V G96
2022-04-28 04:58:32 C 10 15 24.095 +17 09 56.16 V G96
2022-04-28 05:06:45 C 10 15 23.908 +17 09 53.60 V G96
2022-04-28 05:14:59 C 10 15 23.713 +17 09 51.23 V G96
2022-04-28 21:29:13 C 10 15 02.741 +17 04 55.31 V A16
2022-04-28 21:51:59 C 10 15 02.234 +17 04 48.47 V A16
2022-04-28 22:15:23 C 10 15 01.730 +17 04 41.30 V A16
2022-05-01 14:19:37 C 10 13 50.32 +16 44 42.5 O17
2022-05-01 14:40:32 C 10 13 49.98 +16 44 35.7 O17
2022-05-01 15:01:27 C 10 13 49.61 +16 44 28.9 O17
2022-05-14 01:04:23 C 10 11 55.238 +15 00 15.98 V W68
2022-05-14 01:09:04 C 10 11 55.265 +15 00 14.98 V W68
2022-05-14 01:17:00 C 10 11 55.262 +15 00 10.44 V W68
2022-05-14 01:34:03 C 10 11 55.296 +15 00 04.57 V W68
2022-05-17 12:37:47 C 10 12 21.12 +14 28 06.8 V D29
2022-05-17 12:56:20 C 10 12 21.23 +14 27 59.1 V D29
2022-05-17 13:14:52 C 10 12 21.36 +14 27 52.5 V D29
2022-05-26 04:05:44 C 10 15 00.331 +13 04 01.56 V 703
2022-05-26 04:13:56 C 10 15 00.468 +13 03 56.92 V 703
2022-05-26 04:22:09 C 10 15 00.608 +13 03 53.42 V 703
2022-05-26 04:30:20 C 10 15 00.716 +13 03 49.57 V 703
2022-05-27 23:32:42 C 10 15 49.711 +12 45 41.36 V W68
2022-05-27 23:36:48 C 10 15 49.793 +12 45 39.42 V W68
2022-05-27 23:45:59 C 10 15 49.975 +12 45 35.57 V W68
2022-05-28 00:00:55 C 10 15 50.256 +12 45 28.80 V W68
2022-06-03 04:08:02 C 10 19 15.503 +11 40 40.80 V 703
2022-06-03 04:15:35 C 10 19 15.712 +11 40 36.88 V 703
2022-06-03 04:23:08 C 10 19 15.892 +11 40 33.53 V 703
2022-06-03 04:30:41 C 10 19 16.140 +11 40 30.36 V 703
2022-07-06 23:29:15 C 10 51 38.414 +04 51 43.74 V W68
2022-07-06 23:33:54 C 10 51 38.616 +04 51 41.51 V W68
2022-07-06 23:41:42 C 10 51 39.070 +04 51 36.68 V W68
2022-07-06 23:58:20 C 10 51 39.907 +04 51 27.36 V W68
2022-12-03 04:37:28 C 19 37 00.883 -12 24 19.12 V T05
2022-12-03 04:43:22 C 19 37 02.330 -12 24 01.12 V T05
2022-12-03 04:51:52 C 19 37 04.402 -12 23 34.91 V T05
2022-12-17 01:23:31 C 20 57 27.220 +06 34 33.82 V 703
2022-12-17 01:31:44 C 20 57 29.156 +06 35 03.37 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)