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5503 (1985 CE2)
Classification: Main-belt Asteroid          SPK-ID: 2005503
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0999567606778384 5.6125e-08  
a 2.548826304648316 1.6335e-08 AU
q 2.294053883705205 1.3906e-07 AU
i 5.437084349162331 5.4526e-06 deg
node 160.5781394474663 6.621e-05 deg
peri 325.2250706664224 7.4071e-05 deg
M 95.76483091844612 3.4907e-05 deg
tp 2456405.122152136180
(2013-Apr-22.62215214)
0.00014316 JED
period 1486.307905166035
4.07
1.4289e-05
3.912e-08
d
yr
n .2422109165595702 2.3285e-09 deg/d
Q 2.803598725591427 1.7968e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1249  
   data-arc span      10704 days (29.31 yr)  
   first obs. used      1985-02-13  
   last obs. used      2014-06-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49627  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:31:55  

Additional Information
 Earth MOID = 1.31146 AU 
 T_jup = 3.428 
[ 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 12.9 mag n/a MPO263397  

5503 (1985 CE2)          Discovered 1985-Feb-13 by Debehogne, H. at La Silla (809)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1985 CE2 = 1987 SC7 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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