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11478 (1985 CD)
Classification: Main-belt Asteroid          SPK-ID: 2011478
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1271641768085567 7.6346e-08  
a 2.580488189385793 1.8819e-08 AU
q 2.252342533018346 2.0405e-07 AU
i 14.72580864486483 8.1083e-06 deg
node 151.613343637217 2.2627e-05 deg
peri 55.08783483530048 3.6325e-05 deg
M 26.94203924465795 2.8293e-05 deg
tp 2456887.187139260673
(2014-Aug-17.68713926)
0.00011863 JED
period 1514.088428708899
4.15
1.6563e-05
4.535e-08
d
yr
n .2377668260148985 2.601e-09 deg/d
Q 2.908633845753241 2.1212e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1197  
   data-arc span      13116 days (35.91 yr)  
   first obs. used      1978-08-02  
   last obs. used      2014-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46673  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:18:48  

Additional Information
 Earth MOID = 1.28562 AU 
 T_jup = 3.368 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.8 mag n/a MPO250326  

11478 (1985 CD)          Discovered 1985-Feb-14 by Suzuki, K., Urata, T. at Toyota (881)
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1985 CD = 1978 PP4 = 1998 KD54 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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