IAA RAS IAA Minor Planet Database

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
2022-03-03 22:53:51 s 1 +86694.640 0 +352941.21 8660.0 – C57
2022-03-03 23:03:51 S 11 40 59.376 +17 46 58.26 – V C57
2022-03-03 23:03:51 s 1 +86327.879 0 +353155.35 4520.0 – C57
2022-03-03 23:13:51 S 11 40 58.469 +17 46 59.48 – V C57
2022-03-03 23:13:51 s 1 +85960.853 0 +353368.43 9610.0 – C57
2022-03-03 23:23:51 S 11 40 57.912 +17 47 00.71 – V C57
2022-03-03 23:23:51 s 1 +85593.563 0 +353580.45 3950.0 – C57
2022-03-03 23:33:51 S 11 40 57.132 +17 47 06.65 – V C57
2022-03-03 23:33:51 s 1 +85226.013 0 +353791.42 7530.0 – C57
2022-03-03 23:43:51 S 11 40 56.177 +17 47 08.34 – V C57
2022-03-03 23:43:51 s 1 +84858.201 0 +354001.32 370.0 – C57
2022-03-03 23:53:51 S 11 40 55.824 +17 47 12.70 – V C57
2022-03-03 23:53:51 s 1 +84490.131 0 +354210.17 2460.0 – C57
2022-03-04 00:03:51 S 11 40 54.828 +17 47 11.72 – V C57
2022-03-04 00:03:51 s 1 +84121.803 0 +354417.96 3820.0 – C57
2022-03-04 00:13:51 S 11 40 53.902 +17 47 19.21 – V C57
2022-03-04 00:13:51 s 1 +83753.218 0 +354624.70 4450.0 – C57
2022-03-04 00:33:51 S 11 40 52.114 +17 47 17.81 – V C57
2022-03-04 00:33:51 s 1 +83015.284 0 +355035.00 3540.0 – C57
2022-03-04 00:43:51 S 11 40 51.677 +17 47 26.34 – V C57
2022-03-04 00:43:51 s 1 +82645.938 0 +355238.56 2010.0 – C57
2022-03-04 01:13:51 S 11 40 49.142 +17 47 26.99 – V C57
2022-03-04 01:13:51 s 1 +81536.395 0 +355842.93 3210.0 – C57
2022-03-04 01:23:51 S 11 40 48.682 +17 47 34.58 – V C57
2022-03-04 01:23:51 s 1 +81166.051 0 +356042.27 8890.0 – C57
2022-03-04 01:33:51 S 11 40 47.844 +17 47 37.54 – V C57
2022-03-04 01:33:51 s 1 +80795.461 0 +356240.56 3880.0 – C57
2022-03-04 01:53:51 S 11 40 46.354 +17 47 45.46 – V C57
2022-03-04 01:53:51 s 1 +80053.547 0 +356633.97 1840.0 – C57
2022-03-04 02:03:51 S 11 40 45.017 +17 47 43.58 – V C57
2022-03-04 02:03:51 s 1 +79682.225 0 +356829.10 4810.0 – C57
2022-03-04 02:13:51 S 11 40 44.575 +17 47 52.22 – V C57
2022-03-04 02:13:51 s 1 +79310.663 0 +357023.17 7120.0 – C57
2022-03-04 02:23:51 S 11 40 43.795 +17 47 52.58 – V C57
2022-03-04 02:23:51 s 1 +78938.861 0 +357216.19 8780.0 – C57
2022-03-04 02:33:51 S 11 40 42.888 +17 47 54.35 – V C57
2022-03-04 02:33:51 s 1 +78566.820 0 +357408.16 9790.0 – C57
2022-03-04 02:43:51 S 11 40 42.214 +17 47 56.33 – V C57
2022-03-04 02:43:51 s 1 +78194.542 0 +357599.07 150.0 – C57
2022-03-04 02:53:51 S 11 40 41.606 +17 48 00.36 – V C57
2022-03-04 02:53:51 s 1 +77822.028 0 +357788.93 9870.0 – C57
2022-03-04 03:03:51 S 11 40 40.870 +17 48 04.54 – V C57
2022-03-04 03:03:51 s 1 +77449.279 0 +357977.74 8960.0 – C57
2022-03-04 03:13:51 S 11 40 39.977 +17 48 05.62 – V C57
2022-03-04 03:13:51 s 1 +77076.296 0 +358165.50 7420.0 – C57
2022-03-04 03:23:51 S 11 40 39.235 +17 48 09.50 – V C57
2022-03-04 03:23:51 s 1 +76703.082 0 +358352.20 5250.0 – C57
2022-03-04 03:33:51 S 11 40 38.338 +17 48 09.65 – V C57
2022-03-04 03:33:51 s 1 +76329.636 0 +358537.86 2470.0 – C57
2022-03-04 03:43:51 S 11 40 37.838 +17 48 17.89 – V C57
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)