11066 Sigurd (1992 CC1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3753613613 ± 2.00e+00
Semi-major axis (a)1.3916255786 AU ± 3.00e+00
Inclination (i)36.87645955° ± 4.00e+00
Long. of Asc. Node (Ω)349.21820447° ± 5.00e+00
Arg. of Perihelion (ω)22.02006804° ± 6.00e+00
Mean Anomaly (M)315.32798300° ± 1.41e-04
Mean Motion (n)0.6003833949°/day ± 1.94e+00
Perihelion dist (q)0.86926311 AU ± 3.36e+00
Aphelion dist (Q)1.91398805 AU ± 4.98e+00
Orbital Period1.64166146 yr ± 5.31e+00
NGA Modelr2
A2-1.36685657e-06 AU/d²
Physical Parameters
H (abs. magnitude)15.17
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.305″
Uncertainty0
Orbit TypeApollo
MOID0.120065 AU
Observations Used2276
Gaia Obs Used137
Oppositions16
Arc Total1976-2025
First Observation Used1976-04-01
Last Observation Used2025-07-26
Observations (2457)
Date Type RA Dec Mag Band Observatory
2025-07-23 18:08:29 C 11 22 29.513 -24 57 59.26 V M22
2025-07-23 18:16:35 C 11 22 30.062 -24 58 02.10 V M22
2025-07-23 18:31:23 C 11 22 31.022 -24 58 08.72 V M22
2025-07-26 17:43:56 C 11 27 20.182 -25 28 08.98 V M22
2025-07-26 17:48:31 C 11 27 20.477 -25 28 10.60 V M22
2025-07-26 17:58:42 C 11 27 21.139 -25 28 14.92 V M22
2025-07-26 18:14:24 C 11 27 22.330 -25 28 21.47 V M22
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2004-09-18 17:22:00 -103140.57 0.5 Hz 2380 -1 -1
2004-09-18 18:51:00 142814912.23 3 us 2380 -1 -1
2004-09-19 18:27:00 147131137.6 2 us 2380 -1 -1
2004-09-20 17:40:00 152315601.4 2 us 2380 -1 -1
2004-09-21 19:19:00 159010175.8 3 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)