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
2022-03-05 00:03:51 S 11 39 01.198 +17 53 45.02 – V C57
2022-03-05 00:03:51 s 1 +29015.183 0 +373416.96 430.0 – C57
2022-03-05 00:13:51 S 11 39 00.115 +17 53 45.42 – V C57
2022-03-05 00:13:51 s 1 +28622.270 0 +373473.63 9110.0 – C57
2022-03-05 00:23:51 S 11 38 59.318 +17 53 53.09 – V C57
2022-03-05 00:23:51 s 1 +28229.271 0 +373529.27 7770.0 – C57
2022-03-05 00:33:51 S 11 38 58.615 +17 53 52.58 – V C57
2022-03-05 00:33:51 s 1 +27836.186 0 +373583.88 6400.0 – C57
2022-03-05 00:43:51 S 11 38 58.008 +17 53 53.92 – V C57
2022-03-05 00:43:51 s 1 +27443.017 0 +373637.46 4990.0 – C57
2022-03-05 00:53:51 S 11 38 56.923 +17 53 55.86 – V C57
2022-03-05 00:53:51 s 1 +27049.765 0 +373690.00 3550.0 – C57
2022-03-05 01:03:51 S 11 38 56.215 +17 54 00.47 – V C57
2022-03-05 01:03:51 s 1 +26656.431 0 +373741.52 2060.0 – C57
2022-03-05 01:13:51 S 11 38 55.193 +17 54 01.80 – V C57
2022-03-05 01:13:51 s 1 +26263.016 0 +373792.00 520.0 – C57
2022-03-05 01:23:51 S 11 38 54.540 +17 54 05.62 – V C57
2022-03-05 01:23:51 s 1 +25869.522 0 +373841.44 8930.0 – C57
2022-03-05 01:33:51 S 11 38 53.892 +17 54 09.14 – V C57
2022-03-05 01:33:51 s 1 +25475.949 0 +373889.86 7280.0 – C57
2022-03-05 01:43:51 S 11 38 52.778 +17 54 13.39 – V C57
2022-03-05 01:43:51 s 1 +25082.298 0 +373937.24 5570.0 – C57
2022-03-05 01:53:51 S 11 38 52.286 +17 54 16.45 – V C57
2022-03-05 01:53:51 s 1 +24688.571 0 +373983.59 3790.0 – C57
2022-03-05 02:13:51 S 11 38 50.705 +17 54 21.20 – V C57
2022-03-05 02:13:51 s 1 +23900.892 0 +374073.19 10.0 – C57
2022-03-05 02:23:51 S 11 38 49.894 +17 54 21.71 – V C57
2022-03-05 02:23:51 s 1 +23506.942 0 +374116.45 7990.0 – C57
2022-03-05 02:33:51 S 11 38 49.099 +17 54 21.35 – V C57
2022-03-05 02:33:51 s 1 +23112.920 0 +374158.67 5890.0 – C57
2022-03-05 03:13:51 S 11 38 46.217 +17 54 36.83 – V C57
2022-03-05 03:13:51 s 1 +21536.132 0 +374317.24 6520.0 – C57
2022-03-05 03:23:51 S 11 38 45.127 +17 54 41.90 – V C57
2022-03-05 03:23:51 s 1 +21141.766 0 +374354.30 3910.0 – C57
2022-03-05 03:33:51 S 11 38 44.232 +17 54 42.26 – V C57
2022-03-05 03:33:51 s 1 +20747.334 0 +374390.33 1190.0 – C57
2022-03-05 03:43:51 S 11 38 43.630 +17 54 42.77 – V C57
2022-03-05 03:43:51 s 1 +20352.838 0 +374425.33 8340.0 – C57
2022-03-05 03:53:51 S 11 38 42.778 +17 54 46.80 – V C57
2022-03-05 03:53:51 s 1 +19958.278 0 +374459.29 5360.0 – C57
2022-03-05 04:03:51 S 11 38 41.779 +17 54 49.43 – V C57
2022-03-05 04:03:51 s 1 +19563.656 0 +374492.23 2260.0 – C57
2022-03-05 04:13:51 S 11 38 40.968 +17 54 52.42 – V C57
2022-03-05 04:13:51 s 1 +19168.973 0 +374524.13 9020.0 – C57
2022-03-05 04:23:51 S 11 38 40.138 +17 54 52.31 – V C57
2022-03-05 04:23:51 s 1 +18774.229 0 +374555.00 5640.0 – C57
2022-03-05 04:33:51 S 11 38 39.494 +17 54 57.10 – V C57
2022-03-05 04:33:51 s 1 +18379.427 0 +374584.84 2110.0 – C57
2022-03-05 04:43:51 S 11 38 38.611 +17 54 59.98 – V C57
2022-03-05 04:43:51 s 1 +17984.567 0 +374613.65 8430.0 – 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)