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
2022-03-06 19:13:51 S 11 35 29.232 +18 05 01.39 – V C57
2022-03-06 19:13:51 s 1 -72488.564 0 +353474.58 9280.0 – C57
2022-03-06 19:23:51 S 11 35 28.505 +18 05 05.42 – V C57
2022-03-06 19:23:51 s 1 -72866.665 0 +353261.32 5850.0 – C57
2022-03-06 19:33:51 S 11 35 27.557 +18 05 08.05 – V C57
2022-03-06 19:33:51 s 1 -73244.553 0 +353047.00 1070.0 – C57
2022-03-06 19:43:51 S 11 35 26.729 +18 05 08.66 – V C57
2022-03-06 19:43:51 s 1 -73622.228 0 +352831.60 4920.0 – C57
2022-03-06 19:53:51 S 11 35 25.968 +18 05 10.36 – V C57
2022-03-06 19:53:51 s 1 -73999.688 0 +352615.14 7400.0 – C57
2022-03-06 20:03:51 S 11 35 24.967 +18 05 15.40 – V C57
2022-03-06 20:03:51 s 1 -74376.931 0 +352397.61 8500.0 – C57
2022-03-06 20:13:51 S 11 35 24.238 +18 05 18.64 – V C57
2022-03-06 20:13:51 s 1 -74753.956 0 +352179.01 8220.0 – C57
2022-03-06 20:23:51 S 11 35 23.302 +18 05 18.71 – V C57
2022-03-06 20:23:51 s 1 -75130.762 0 +351959.33 6550.0 – C57
2022-03-06 20:33:51 S 11 35 22.627 +18 05 21.44 – V C57
2022-03-06 20:33:51 s 1 -75507.347 0 +351738.59 3480.0 – C57
2022-03-06 20:43:51 S 11 35 21.809 +18 05 24.54 – V C57
2022-03-06 20:43:51 s 1 -75883.710 0 +351516.78 9020.0 – C57
2022-03-06 20:53:51 S 11 35 20.981 +18 05 28.46 – V C57
2022-03-06 20:53:51 s 1 -76259.850 0 +351293.89 3140.0 – C57
2022-03-06 21:03:51 S 11 35 20.014 +18 05 30.80 – V C57
2022-03-06 21:03:51 s 1 -76635.766 0 +351069.93 5850.0 – C57
2022-03-06 21:13:51 S 11 35 19.277 +18 05 30.62 – V C57
2022-03-06 21:13:51 s 1 -77011.455 0 +350844.90 7150.0 – C57
2022-03-06 21:23:51 S 11 35 18.427 +18 05 31.45 – V C57
2022-03-06 21:23:51 s 1 -77386.917 0 +350618.80 7010.0 – C57
2022-03-06 21:43:51 S 11 35 16.766 +18 05 38.26 – V C57
2022-03-06 21:43:51 s 1 -78137.152 0 +350163.38 2440.0 – C57
2022-03-06 21:53:51 S 11 35 15.852 +18 05 39.23 – V C57
2022-03-06 21:53:51 s 1 -78511.923 0 +349934.06 7990.0 – C57
2022-03-06 22:03:51 S 11 35 14.909 +18 05 42.61 – V C57
2022-03-06 22:03:51 s 1 -78886.462 0 +349703.66 2090.0 – C57
2022-03-06 22:13:51 S 11 35 14.227 +18 05 45.71 – V C57
2022-03-06 22:13:51 s 1 -79260.765 0 +349472.19 4730.0 – C57
2022-03-06 22:23:51 S 11 35 13.512 +18 05 48.48 – V C57
2022-03-06 22:23:51 s 1 -79634.833 0 +349239.65 5910.0 – C57
2022-03-06 22:33:51 S 11 35 12.521 +18 05 51.04 – V C57
2022-03-06 22:33:51 s 1 -80008.664 0 +349006.03 5620.0 – C57
2022-03-06 22:43:51 S 11 35 11.940 +18 05 53.70 – V C57
2022-03-06 22:43:51 s 1 -80382.256 0 +348771.34 3860.0 – C57
2022-03-06 22:53:51 S 11 35 10.822 +18 05 56.58 – V C57
2022-03-06 22:53:51 s 1 -80755.609 0 +348535.57 610.0 – C57
2022-03-06 23:03:51 S 11 35 10.042 +18 05 58.81 – V C57
2022-03-06 23:03:51 s 1 -81128.720 0 +348298.72 5870.0 – C57
2022-03-06 23:13:51 S 11 35 09.132 +18 06 03.42 – V C57
2022-03-06 23:13:51 s 1 -81501.588 0 +348060.80 9640.0 – C57
2022-03-06 23:23:51 S 11 35 08.472 +18 06 06.37 – V C57
2022-03-06 23:23:51 s 1 -81874.212 0 +347821.80 1910.0 – 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)