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17585 (1994 YC4)
Classification: Main-belt Asteroid          SPK-ID: 2017585
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1737186314376969 3.1304e-08  
a 2.382834295476475 8.3232e-09 au
q 1.968891582723493 7.5168e-08 au
i 1.583111383073607 3.3234e-06 deg
node 296.1327920546177 0.00016124 deg
peri 318.7110687122279 0.00016183 deg
M 250.2446393637167 1.5909e-05 deg
tp 2459610.102341318802
(2022-Jan-30.60234132)
6.0195e-05 TDB
period 1343.504700088624
3.68
7.0392e-06
1.927e-08
d
yr
n .2679558917629783 1.4039e-09 deg/d
Q 2.796777008229457 9.769e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1360  
   data-arc span      10022 days (27.44 yr)  
   first obs. used      1993-10-12  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47849  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:34:21  

Additional Information
 Earth MOID = .95283 au 
 Jupiter MOID = 2.25339 au 
 T_jup = 3.516 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.02   n/a MPCxxxxx  
diameter diameter 3.521 km 0.218 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.156   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17585 (1994 YC4)          Discovered 1994-Dec-31 by Spacewatch at Kitt Peak
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 YC4 = 1993 TV47 = 1999 CK60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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