2011 GC55

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5801784971
Semi-major axis (a)1.8228486666 AU
Inclination (i)2.77229622°
Long. of Asc. Node (Ω)98.88917148° ± 5.00e+00
Arg. of Perihelion (ω)22.47737375° ± 6.00e+00
Mean Anomaly (M)359.27009649°
Mean Motion (n)0.4004774900°/day
Perihelion dist (q)0.76527150 AU
Aphelion dist (Q)2.88042610 AU
Orbital Period2.46108140 yr
Physical Parameters
H (abs. magnitude)23.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.387″
Uncertainty
Orbit TypeApollo
MOID0.033741 AU
Observations Used58
Oppositions1
Arc Total2011-2011
First Observation Used
Last Observation Used2011-04-30
Observations (65)
Date Type RA Dec Mag Band Observatory
2011-04-13 08:57:14 C 14 12 19.411 +12 39 49.27 L F51
2011-04-13 09:13:32 C 14 12 16.822 +12 38 57.18 L F51
2011-04-13 09:31:30 C 14 12 13.962 +12 37 59.92 L F51
2011-04-13 09:46:21 C 14 12 11.586 +12 37 12.33 L F51
2011-04-14 06:57:47 C 14 09 17.75 +11 33 04.1 o 807
2011-04-14 07:05:24 C 14 09 16.66 +11 32 42.0 o 807
2011-04-21 06:38:53 C 13 54 22.49 +05 34 13.0 o H21
2011-04-21 06:48:41 C 13 54 21.76 +05 33 58.1 o H21
2011-04-21 06:58:31 C 13 54 21.06 +05 33 43.3 o H21
2011-04-21 09:22:39 C 13 54 13.623 +05 30 11.87 L F51
2011-04-21 09:39:30 C 13 54 12.397 +05 29 45.96 L F51
2011-04-21 09:57:37 C 13 54 11.074 +05 29 17.90 L F51
2011-04-30 06:18:33 C 13 45 18.37 +01 19 19.1 o H21
2011-04-30 06:34:21 C 13 45 17.85 +01 19 05.6 o H21
2011-04-30 06:50:09 C 13 45 17.29 +01 18 51.1 o H21