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85266 (1993 YK1)
Classification: Main-belt Asteroid          SPK-ID: 2085266
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02087421950788203 4.6424e-08  
a 2.771000988638756 1.9717e-08 au
q 2.713158505745353 1.3276e-07 au
i .9115605156260869 4.7239e-06 deg
node 132.8604382824969 0.00031365 deg
peri 128.2549705033865 0.0003358 deg
M 344.0914340524116 0.00011805 deg
tp 2458674.952961936988
(2019-Jul-10.45296194)
0.00055228 TDB
period 1684.819762234985
4.61
1.7983e-05
4.923e-08
d
yr
n .2136727073538386 2.2806e-09 deg/d
Q 2.82884347153216 2.0129e-08 au
  Orbit Determination Parameters
   # obs. used (total)      461  
   data-arc span      9378 days (25.68 yr)  
   first obs. used      1993-12-16  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50741  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:53:43  

Additional Information
 Earth MOID = 1.69721 au 
 Jupiter MOID = 2.1584 au 
 T_jup = 3.337 
[ 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 15.9   n/a MPO436372  
diameter diameter 4.807 km 0.997 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.033   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85266 (1993 YK1)          Discovered 1993-Dec-16 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1993 YK1 = 2000 GC23 = 2001 OK60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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